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World War II Database

6 Mar 1886

Japan
16 Feb 1904

Japan
31 Aug 1913

Japan
  • Prince Hiroyasu was promoted to the rank of rear admiral and was named the commanding officer of the Yokosuka Military District. ww2dbase [Hiroyasu | Yokosuka, Kanagawa | CPC]
20 Sep 1913

Photo(s) dated 20 Sep 1913
Japanese battlecruiser Hiei fitting out at Yokosuka, Japan, 20 Sep 1913
20 Oct 1915

Photo(s) dated 20 Oct 1915
Yamashiro under construction in the No. 2 dock at Yokosuka, Japan, 20 Oct 1915
7 May 1917

Japan
4 Jul 1917

Photo(s) dated 4 Jul 1917
Yamashiro moored off Yokosuka, Japan, 4 Jul 1917
11 Mar 1918

Japan
20 Sep 1918

Japan
28 Oct 1918

Japan
9 Jul 1919

Japan
29 Aug 1920

Japan
29 Mar 1922

Photo(s) dated 29 Mar 1922
7F.1 Snipe biplane immediately after being launched by the catapult of battleship Yamashiro, off Yokosuka, Japan, 29 Mar 1922
10 Jun 1922

Japan
  • The keel of Naka was laid down by Mitsubishi-owned Yokohama Dock Company in Yokohama, Japan. ww2dbase [Naka | Yokohama, Kanagawa | CPC]
15 Dec 1922

Japan
5 Feb 1923

Photo(s) dated 5 Feb 1923
Carrier Hosho off Yokosuka, Japan, 5 Feb 1923; note 1MF Type 10 aircraft on flight deck
1 Sep 1923

Japan
  • Prince Kotohito was inside his family mansion at Odawara, Japan when the Kanto Earthquake of 1923 struck; the building suffered damage but he escaped with minimal injuries. ww2dbase [Kotohito | Odawara, Kanagawa | CPC]
3 Sep 1923

Photo(s) dated 3 Sep 1923
Aerial view of Yokosuka Naval Arsenal several days after the Great Kanto Earthquake of 1923, 3 or 4 Sep 1923; note battlecruiser Amagi in drydockAerial view of Yokosuka Naval Arsenal days after the Great Kanto Earthquake, 3 or 4 Sep 1923
6 Jun 1924

Japan
20 Aug 1924

Japan
1 Dec 1924

Japan
24 Mar 1925

Japan
15 Aug 1927

Photo(s) dated 15 Aug 1927
Carrier Akagi and battleship Nagato at Yokosuka Naval Arsenal, Japan, 15 Aug 1927
20 Nov 1928

Photo(s) dated 20 Nov 1928
Carrier Kaga at Yokosuka Naval Arsenal, Japan, 20 Nov 1928
4 Dec 1928

Japan
  • Nachi attended Emperor Showa's Coronation Naval Review at Yokohama, Japan. ww2dbase [Nachi | Yokohama, Kanagawa | CPC]
25 Apr 1930

Japan
20 Jul 1931

Photo(s) dated 20 Jul 1931
Kongo under reconstruction, Yokosuka, Japan, 20 Jul 1931; she was nearing completion
20 Oct 1931

Photo(s) dated 20 Oct 1931
Carrier Ryujo under construction in Drydock No. 5, Yokosuka, Japan, 20 Oct 1931
1 Dec 1931

Japan
20 Apr 1932

Photo(s) dated 20 Apr 1932
Yamashiro undergoing reconstruction, Yokosuka, Japan, 20 Apr 1932
23 Jun 1932

Japan
  • Tatsuta Maru departed Yokohama, Japan with some of the athletes participating in the 1932 Olympics. ww2dbase [Tatsuta Maru | Yokohama, Kanagawa | CPC]
4 Oct 1932

Japan
  • Joseph Rochefort and his family boarded passenger ship President Coolidge at Yokohama, Japan, bound for the United States. ww2dbase [Joseph Rochefort | Yokohama, Kanagawa | CPC]
10 Oct 1932

Japan
20 Mar 1933

Photo(s) dated 20 Mar 1933
Carrier Ryujo in Yokosuka Naval Arsenal, Japan, 20 Mar 1933; note 12.7cm anti-aircraft guns
25 Aug 1933

Photo(s) dated 25 Aug 1933
Kaga, Hiei, and Nagato during the annual naval review at Yokohama, Japan, 25 Aug 1933
9 Dec 1933

Japan
  • The keel of Shigure was laid down by the Uraga Dock Company in Uraga, Kanagawa Prefecture, Japan. ww2dbase [Shigure | Uraga, Kanagawa | CPC]
26 Apr 1934

Japan
1 Jun 1934

Japan
5 Jun 1934

Japan
  • As the flagship of Rear Admiral Wang Shouting, with a training crew, Ninghai arrived at Yokohama, Japan to attend the funeral of Admiral Heihachiro Togo. Upon the completion of the funeral, she set sail for Harima, Japan for an overhaul. ww2dbase [Ninghai | Yokohama, Kanagawa | CPC]
5 Sep 1934

Japan
20 Oct 1934

Photo(s) dated 20 Oct 1934
Yamashiro undergoing reconstruction, Yokosuka, Japan, 20 Oct 1934
10 Jan 1935

Japan
27 Jan 1935

Photo(s) dated 27 Jan 1935
Yamashiro moored off Yokosuka, Japan, 27 Jan 1935
7 Sep 1936

Japan
30 Sep 1936

Japan
28 Jan 1937

Japan
  • Kamoi departed Yokosuka, Japan for a survey mission in the Caroline Islands. ww2dbase [Kamoi | Yokosuka, Kanagawa | CPC]
28 Feb 1938

Japan
28 Jul 1938

Japan
24 Aug 1938

Japan
  • The keel of Cruiser No. 72 was laid down by Mitsubishi Yokohama shipyards in Japan. ww2dbase [Katori | Yokohama, Kanagawa | CPC]
31 Mar 1939

Japan
  • Cruiser No. 72, under construction at Mitsubishi Yokohama shipyards in Japan, was officially named Katori. ww2dbase [Katori | Yokohama, Kanagawa | CPC]
30 May 1939

Photo(s) dated 30 May 1939
The chief shipbuilders of carrier Shokaku posing with the hull of the ship two days prior to launching, Yokosuka, Japan, 30 May 1939
1 Jun 1939

Photo(s) dated 1 Jun 1939
Launching of Shokaku from the second construction slip of Yokosuka Naval Arsenal, Japan, 1430 hours on 1 Jun 1939
17 Jun 1939

Japan
1 Jul 1939

Japan
25 Sep 1939

Japan
1 Nov 1939

Japan
  • Captain Hisashi Ichioka was made the chief equipping officer of Katori and Kashima, relieving Shutoku Miyazato. ww2dbase [Katori | Kashima | Yokohama, Kanagawa | CPC]
15 Nov 1939

Japan
  • Masafumi Arima became the commanding officer of Yokohama Naval Air Corps. ww2dbase [Masafumi Arima | Kanagawa | CPC]
20 Apr 1940

Japan
  • Katori was commissioned into service and was attached to the Yokosuka Naval District as a special service vessel. Captain Hisashi Ichioka, previously the Chief Equipping Officer, was named her first commanding officer. ww2dbase [Katori | Yokosuka, Kanagawa | CPC]
4 May 1940

Japan
22 Jul 1940

Japan
  • Japanese luxury ocean liner Hikawa Maru departed Yokohama, Japan for Seattle, Washington, United States. Aboard were 82 Jewish refugees originally from Germany. ww2dbase [Hikawa Maru | Yokohama, Kanagawa | CPC]
5 Sep 1940

Japan
11 Oct 1940

Japan
15 Oct 1940

Japan
  • Captain Hisashi Mito was made the commanding officer of Katori, relieving Hisashi Ichioka. ww2dbase [Katori | Yokosuka, Kanagawa | CPC]
15 Nov 1940

Japan
  • Akagi was assigned as special duty ship in Yokosuka Naval District, Japan. ww2dbase [Akagi | Yokosuka, Kanagawa | CPC]
  • Katori was made the flagship of Vice Admiral Mitsumi Shimizu of Japanese Sixth Fleet. ww2dbase [Katori | Yokosuka, Kanagawa | CPC]
6 Jan 1941

Japan
  • Captain Noboru Owada was made the commanding officer of Katori, relieving Hisashi Mito. ww2dbase [Katori | Yokosuka, Kanagawa | CPC]
6 Mar 1941

Japan
10 Apr 1941

Japan
  • Akagi became the flagship of the newly organized First Air Fleet and assigned to Carrier Division 1. She spent the next few weeks in and around Yokosuka, Japan and off Kyushu. ww2dbase [Akagi | Yokosuka, Kanagawa | CPC]
17 Apr 1941

Japan
  • Masafumi Arima became the deputy commanding officer of Yokosuka Naval Air Corps and the chief training officer of the same unit. ww2dbase [Masafumi Arima | Kanagawa | CPC]
1 Jul 1941

Japan
8 Jul 1941

Japan
10 Jul 1941

Japan
8 Aug 1941

Japan
17 Aug 1941

Japan
  • Tatsuta Maru departed Yokohama, Japan; Captain Toichi Takahata was replaced by Japanese Navy Reserve officer Captain Sakao Kimura. ww2dbase [Tatsuta Maru | Yokohama, Kanagawa | CPC]
8 Sep 1941

Japan
  • Shokaku arrived at Yokosuka, Japan and disembarked Commander First Air Fleet. ww2dbase [Shokaku | Yokosuka, Kanagawa | CPC]
10 Sep 1941

Japan
  • Shokaku became the flagship of Carrier Division 5. She would remain at Yokosuka, Japan for the rest of the month. ww2dbase [Shokaku | Yokosuka, Kanagawa | CPC]
  • Koichi Shiozawa stepped down as the commanding officer of the Yokosuka Naval District, Japan. ww2dbase [Koichi Shiozawa | Yokosuka, Kanagawa | CPC]
12 Oct 1941

Japan
  • The American and Japanese Press announced that Tatsuta Maru would depart Yokohama, Japan for San Francisco, California, United States via Honolulu on 15 Oct 1941. ww2dbase [Tatsuta Maru | Yokohama, Kanagawa | CPC]
14 Oct 1941

Japan
  • Tatsuta Maru was acquired by the Japanese Navy and was assigned to the Yokosuka Naval District, Japan. Her civilian crew was replaced by that from the military. ww2dbase [Tatsuta Maru | Yokosuka, Kanagawa | CPC]
15 Oct 1941

Japan
  • Tatsuta Maru departed Yokohama, Japan for the United States; she carried American nationals who wished to return to the US due to the rapidlyl deteriorating US-Japan relations. She would maintain radio silence throughout the entire journey. ww2dbase [Tatsuta Maru | Yokohama, Kanagawa | CPC]
11 Nov 1941

Japan
  • Ten Japanese submarines departed from Yokosuka Naval Base in Japan for Kwajalein of the Marshall Islands, where they would proceed for US Territory of Hawaii. ww2dbase [Attack on Pearl Harbor | Yokosuka, Kanagawa | Detailed Timetable | CPC]
  • At Yokosuka, Japan, Admiral Mitsumi Shimizu held a briefing for Japanese Sixth Fleet officers aboard Katori on the Pearl Harbor raid. ww2dbase [Katori | Yokosuka, Kanagawa | CPC]
14 Nov 1941

Japan
21 Nov 1941

Japan
  • Japanese Navy acquired luxury ocean liner Hikawa Maru for use as a hospital ship; Hikawa Maru was assigned to the Yokosuka Naval District, Japan. ww2dbase [Hikawa Maru | Yokosuka, Kanagawa | CPC]
24 Nov 1941

Japan
14 Dec 1941

Japan
23 Dec 1941

Japan
  • Japanese hospital ship Hikawa Maru departed Yokosuka, Japan on her first voyage for the Japanese Navy. ww2dbase [Hikawa Maru | Yokosuka, Kanagawa | CPC]
15 Jan 1942

Japan
17 Jan 1942

Japan
  • Tatsuta Maru was re-requisitioned by the Japanese Navy and was attached to the Yokosuka Naval District, Japan. ww2dbase [Tatsuta Maru | Yokosuka, Kanagawa | CPC]
27 Jan 1942

Japan
  • Tatsuta Maru departed Yokohama, Japan, arrived at Yokosuka, Japan, and then departed for Yokohama once again. ww2dbase [Tatsuta Maru | Yokohama, Kanagawa | CPC]
2 Feb 1942

Japan
3 Feb 1942

Japan
  • Shokaku arrived at Yokosuka, Japan and remained there for the remainder of the month. ww2dbase [Shokaku | Yokosuka, Kanagawa | CPC]
16 Feb 1942

Japan
21 Feb 1942

Japan
22 Feb 1942

Japan
  • Japanese hospital ship Hikawa Maru departed Yokosuka, Japan for her second voyage for the Japanese Navy. ww2dbase [Hikawa Maru | Yokosuka, Kanagawa | CPC]
27 Feb 1942

Japan
5 Mar 1942

Japan
7 Mar 1942

Japan
16 Mar 1942

Japan
17 Mar 1942

Japan
18 Mar 1942

Japan
21 Mar 1942

Japan
29 Mar 1942

Japan
30 Mar 1942

Japan
5 Apr 1942

Japan
18 Apr 1942

Japan
  • Submarine tender Taigei was lightly damaged by US air attack at Yokosuka, Japan; 7 casualties were recorded. ww2dbase [Ryuho | Yokosuka, Kanagawa | CPC]
Photo(s) dated 18 Apr 1942
Aerial view of the naval base at Yokosuka, Japan, 18 Apr 1942, photo 1 of 2; photo taken by one of the Doolittle raidersAerial view of the naval base at Yokosuka, Japan, 18 Apr 1942, photo 2 of 2; photo taken by one of the Doolittle raiders
22 Apr 1942

Japan
25 Apr 1942

Japan
29 Apr 1942

Japan
  • Nachi was made the flagship of Vice Admiral Boshiro Hosogaya of the 5th Fleet. She departed Yokosuka, Japan later in the day. ww2dbase [Nachi | Yokosuka, Kanagawa | CPC]
5 May 1942

Japan
10 May 1942

Japan
15 May 1942

Japan
22 May 1942

Japan
  • Japanese hospital ship Hikawa Maru arrived at Yokosuka, Japan and departed for Kure, Japan later that day. ww2dbase [Hikawa Maru | Yokosuka, Kanagawa | CPC]
28 May 1942

Japan
4 Jun 1942

Japan
12 Jun 1942

Japan
15 Jun 1942

Japan
  • Naka was named a special reserve vessel; she departed Yokosuka, Japan. ww2dbase [Naka | Yokosuka, Kanagawa | CPC]
17 Jun 1942

Japan
19 Jun 1942

Japan
22 Jun 1942

Japan
23 Jun 1942

Japan
30 Jun 1942

Japan
11 Jul 1942

Japan
  • Destroyer Yukikaze departed Yokosuka, Japan to escort transport Nankai Maru to Rabaul, New Britain, Bismarck Islands. ww2dbase [Yukikaze | Yokosuka, Kanagawa | CPC]
14 Jul 1942

Japan
  • Nachi arrived at Yokosuka, Japan for refitting. She was assigned to Cruiser Division 21 of the 5th Fleet. ww2dbase [Nachi | Yokosuka, Kanagawa | CPC]
  • Yugure was assigned to Destroyer Squadron 4 of the 2nd Fleet while at Yokosuka, Japan ww2dbase [Yugure | Yokosuka, Kanagawa | CPC]
18 Jul 1942

Japan
  • German supply ship Regensburg arrived at Yokohama, Japan, disembarking prisoners captured by German merchant raiders that Regensburg supported. When inspecting captured mail that was also given to the Japanese, it was discovered that the Americans had broken the current Japanese Navy code, leading to a change in codes. ww2dbase [Yokohama, Kanagawa | CPC]
24 Jul 1942

Japan
30 Jul 1942

Japan
  • Tatsuta Maru departed Yokohama, Japan with 60 Allied internees including Ambassador Sir Robert Craigie and British embassy staff from Tokyo, Yokohama, and Kobe, Belgian Ambassador and Mrs. M. Fortholme, Greek Minister M. Politis, Egyptian Minister M. Samaika, Australian diplomat Keith Officer, Norwegian diplomat and Mrs. M. Kolstadt, Dutch diplomat and Mrs. M. Reuchlin, Czechoslovakian Minister Mr. Havlicek and consular officials from Yokohama and Kobe, and other British and foreign nationals. It was the first Japanese-British diplomatic exchange. ww2dbase [Tatsuta Maru | Yokohama, Kanagawa | CPC]
  • Nachi exited the drydock at Yokosuka, Japan. ww2dbase [Yokosuka Naval Arsenal | Nachi | Yokosuka, Kanagawa | CPC]
1 Aug 1942

Japan
2 Aug 1942

Japan
8 Aug 1942

Japan
11 Aug 1942

Japan
12 Aug 1942

Japan
  • In Yokosuka, Japan, Saburo Sakai underwent surgery for the wound sustained during combat over Guadalcanal, Solomon Islands on 8 Aug 1942. ww2dbase [Saburo Sakai | Yokosuka, Kanagawa | CPC]
17 Aug 1942

Japan
18 Aug 1942

Japan
20 Sep 1942

Japan
26 Sep 1942

Japan
  • Japanese hospital ship Hikawa Maru departed Yokosuka, Japan for her 6th voyage with the Japanese Navy. ww2dbase [Hikawa Maru | Yokosuka, Kanagawa | CPC]
27 Sep 1942

Japan
18 Oct 1942

Japan
22 Oct 1942

Japan
  • Japanese hospital ship Hikawa Maru departed Yokosuka, Japan for her 7th voyage with the Japanese Navy. ww2dbase [Hikawa Maru | Yokosuka, Kanagawa | CPC]
6 Nov 1942

Japan
21 Nov 1942

Japan
29 Nov 1942

Japan
  • Japanese hospital ship Hikawa Maru departed Yokosuka, Japan for her 8th voyage with the Japanese Navy. ww2dbase [Hikawa Maru | Yokosuka, Kanagawa | CPC]
11 Dec 1942

Japan
  • Tatsuta Maru was re-requisitioned by the Japanese Navy and was attached to the Yokosuka Naval District, Japan. ww2dbase [Tatsuta Maru | Yokosuka, Kanagawa | CPC]
  • Light carrier Ryuho departed Yokosuka, Japan for Truk, Caroline Islands, escorted by destroyer Tokitsukaze. She had on board 20 light bombers and their pilots. ww2dbase [Ryuho | Yokosuka, Kanagawa | CPC]
14 Dec 1942

Japan
16 Dec 1942

Japan
25 Dec 1942

Japan
5 Jan 1943

Japan
  • Japanese hospital ship Hikawa Maru departed Yokosuka, Japan for her 9th voyage with the Japanese Navy. ww2dbase [Hikawa Maru | Yokosuka, Kanagawa | CPC]
29 Jan 1943

Japan
30 Jan 1943

Japan
31 Jan 1943

Japan
1 Feb 1943

Japan
3 Feb 1943

Japan
5 Feb 1943

Japan
  • Japanese hospital ship Hikawa Maru departed Yokosuka, Japan for her 10th voyage with the Japanese Navy. ww2dbase [Hikawa Maru | Yokosuka, Kanagawa | CPC]
10 Feb 1943

Japan
18 Feb 1943

Japan
25 Feb 1943

Japan
2 Mar 1943

Japan
  • Japanese hospital ship Hikawa Maru arrived at Yokosuka, Japan then sailed to Yokohama, Japan later on the same day. ww2dbase [Hikawa Maru | Yokosuka, Kanagawa | CPC]
5 Mar 1943

Japan
13 Mar 1943

Japan
15 Mar 1943

Japan
19 Mar 1943

Japan
26 Mar 1943

Japan
27 Mar 1943

Japan
8 Apr 1943

Japan
16 Apr 1943

Japan
18 Apr 1943

Japan
  • Japanese hospital ship Hikawa Maru departed Yokosuka, Japan for her 12th voyage with the Japanese Navy. ww2dbase [Hikawa Maru | Yokosuka, Kanagawa | CPC]
22 Apr 1943

Japan
25 Apr 1943

Japan
30 Apr 1943

Japan
3 May 1943

Japan
5 May 1943

Japan
9 May 1943

Japan
11 May 1943

Japan
13 May 1943

Japan
21 May 1943

Japan
  • Shokaku arrived at Yokosuka, Japan with Cruiser Division 7 from Tokuyama, Japan. ww2dbase [Shokaku | Yokosuka, Kanagawa | CPC]
  • Yamato was drydocked at Yokosuka, Japan for inspection and repairs. ww2dbase [Yokosuka Naval Arsenal | Yamato | Yokosuka, Kanagawa | CPC]
  • One month after the death of Admiral Isoroku Yamamoto, who had been killed when the aircraft in which he was travelling on a tour of inspection was shot down by US fighters over Bougainville Island, the news was finally revealed to the Japanese public. At Yokosuka, Japan, senior Japanese naval officers led by the Emperor, in person, trooped aboard the battleship Musashi to pay their last respects to Yamamato. Along with the late Admiral's ashes, contained in a small white box, was a poem by the Admiral that had been found in his sea-cabin on the battleship Yamato. It began: "So many are dead, I cannot face the Emperor... soon I shall join the young dead soldiers." ww2dbase [Isoroku Yamamoto | Yokosuka, Kanagawa | CPC, AC]
30 May 1943

Japan
31 May 1943

Japan
11 Jun 1943

Japan
  • Japanese hospital ship Hikawa Maru departed Yokosuka, Japan for her 13th voyage with the Japanese Navy. ww2dbase [Hikawa Maru | Yokosuka, Kanagawa | CPC]
  • Hiyo, damaged by torpedo hits from USS Trigger on the previous day, arrived at Yokosuka, Japan. ww2dbase [Hiyo-class | Yokosuka, Kanagawa | CPC]
12 Jun 1943

Japan
  • Isuzu, Ariake, Yugure, and Hiyo arrived at Yokosuka, Japan at 1030 hours. Torpedo-damaged Hiyo entered drydocks at Yokosuka Naval Arsenal for repairs at 1053 hours; her bottom scraped the bottom of the drydock while moving in. ww2dbase [Yokosuka Naval Arsenal | Hiyo | Isuzu | Yugure | Yokosuka, Kanagawa | CPC]
13 Jun 1943

Japan
16 Jun 1943

Japan
28 Jun 1943

Japan
  • Irako departed Yokosuka, Japan at 1730 hours with convoy No. 3628 with transport Hakusan Maru, escorted by destroyer Ikazuchi. ww2dbase [Irako | Yokosuka, Kanagawa | CPC]
18 Jul 1943

Japan
28 Jul 1943

Japan
  • Japanese hospital ship Hikawa Maru departed Yokosuka, Japan for her 14th voyage with the Japanese Navy. ww2dbase [Hikawa Maru | Yokosuka, Kanagawa | CPC]
1 Sep 1943

Japan
9 Sep 1943

Japan
  • Japanese hospital ship Hikawa Maru departed Yokosuka, Japan for her 15th voyage with the Japanese Navy. ww2dbase [Hikawa Maru | Yokosuka, Kanagawa | CPC]
18 Sep 1943

Japan
25 Sep 1943

Japan
4 Oct 1943

Japan
  • Irako departed Yokosuka, Japan as a part of convoy No. 3002 with Tokyo Maru, escorted by destroyer Shiratsuyu. ww2dbase [Irako | Yokosuka, Kanagawa | CPC]
4 Nov 1943

Japan
14 Nov 1943

Japan
15 Nov 1943

Japan
16 Nov 1943

Japan
  • Japanese hospital ship Hikawa Maru departed Yokosuka, Japan for her 16th voyage with the Japanese Navy. ww2dbase [Hikawa Maru | Yokosuka, Kanagawa | CPC]
25 Nov 1943

Japan
26 Nov 1943

Japan
7 Dec 1943

Japan
14 Dec 1943

Japan
17 Dec 1943

Japan
  • Shokaku arrived at Yokosuka, Japan. ww2dbase [Shokaku | Yokosuka, Kanagawa | CPC]
  • Yamato arrived at Yokosuka, Japan and took on elements of Japanese Army 1st Independent Mixed Regiment and supplies. ww2dbase [Yamato | Yokosuka, Kanagawa | CPC]
20 Dec 1943

Japan
  • Yamato departed Yokosuka, Japan for Truk, Caroline Islands escorted by Yamagumo and Tanikaze of Destroyer Division 4. ww2dbase [Yamato | Yokosuka, Kanagawa | CPC]
27 Dec 1943

Japan
4 Jan 1944

Japan
  • Irako departed Yokosuka, Japan for Truk, Caroline Islands with destroyers Shigure and Harusame in escort. ww2dbase [Irako | Yokosuka, Kanagawa | CPC]
11 Jan 1944

Japan
17 Jan 1944

Japan
19 Jan 1944

Japan
  • Japanese hospital ship Hikawa Maru departed Yokosuka, Japan for her 17th voyage with the Japanese Navy. ww2dbase [Hikawa Maru | Yokosuka, Kanagawa | CPC]
22 Jan 1944

Japan
  • Destroyer Yuzuki completed her refitting at Ishikawa Shipyard and the Yokosuka Naval Arsenal, Japan. Her aft torpedo mount and two of her four main guns were removed in exchange for additional anti-aircraft machine guns and improved underwater sound detection equipment. ww2dbase [Yokosuka Naval Arsenal | Yuzuki | Yokosuka, Kanagawa | CPC]
14 Feb 1944

Japan
20 Feb 1944

Japan
  • Japanese hospital ship Hikawa Maru departed Yokosuka, Japan for her 18th voyage with the Japanese Navy. ww2dbase [Hikawa Maru | Yokosuka, Kanagawa | CPC]
27 Feb 1944

Japan
3 Mar 1944

Japan
4 Mar 1944

Japan
29 Mar 1944

Japan
  • Destroyer Yukikaze departed Yokosuka, Japan to escort carrier Zuiho to Guam, Mariana Islands. ww2dbase [Yukikaze | Yokosuka, Kanagawa | CPC]
20 Apr 1944

Japan
  • Japanese hospital ship Hikawa Maru departed Yokosuka, Japan for her 19th voyage with the Japanese Navy. ww2dbase [Hikawa Maru | Yokosuka, Kanagawa | CPC]
14 Jun 1944

Japan
21 Jun 1944

Japan
29 Jun 1944

Japan
1 Jul 1944

Japan
  • Japanese hospital ship Hikawa Maru departed Yokosuka, Japan for her 20th voyage with the Japanese Navy. ww2dbase [Hikawa Maru | Yokosuka, Kanagawa | CPC]
5 Jul 1944

Japan
16 Jul 1944

Photo(s) dated 16 Jul 1944
Carrier Unryu off Yokosuka, Japan, 16 Jul 1944
1 Aug 1944

Japan
6 Aug 1944

Japan
  • Unryu was commissioned into service at Yokosuka, Japan with Captain Konishi Kaname in command. She was assigned to Carrier Division 1 of Japanese 3rd Fleet. ww2dbase [Unryu | Yokosuka, Kanagawa | CPC]
10 Aug 1944

Japan
  • Unryu was assigned to 7th Base Air Force Air Attack Force under operational command of Japanese 3rd Air Fleet, although officially she remained with Carrier Division 1 of Japanese 3rd Fleet. ww2dbase [Unryu | Yokosuka, Kanagawa | CPC]
16 Aug 1944

Japan
  • The Naval Air Technical Arsenal at Yokosuka, Japan formally began the development of the aircraft that would later be known as the Ohka. ww2dbase [MXY7 Ohka | Yokosuka, Kanagawa | CPC]
2 Sep 1944

Japan
  • Japanese hospital ship Hikawa Maru departed Yokosuka, Japan for her 21th voyage with the Japanese Navy. ww2dbase [Hikawa Maru | Yokosuka, Kanagawa | CPC]
26 Sep 1944

Japan
1 Oct 1944

Japan
  • Most of the crew of Shinano boarded the carrier at Yokosuka, Japan by this date. ww2dbase [Shinano | Yokosuka, Kanagawa | CPC]
8 Oct 1944

Japan
  • Shinano was launched at Yokosuka, Japan. During the launch, one of the caissons at the end of the dock lifted unexpectedly, causing her to move forward, damaging the bow. ww2dbase [Yokosuka Naval Arsenal | Shinano | Yokosuka, Kanagawa | CPC]
9 Oct 1944

Japan
  • Submarine I-369 was completed at the Yokosuka Navy Yard, Japan as a Type D1 Tei-gata transport submarine. She was commissioned into service under the command of Lieutenant Shigeo Matsushima. ww2dbase [I-369 | Yokosuka, Kanagawa | CPC]
  • Japanese submarine I-8 arrived at Yokosuka Naval Base, Japan. ww2dbase [Yokosuka, Kanagawa | CPC]
26 Oct 1944

Japan
28 Oct 1944

Japan
5 Nov 1944

Japan
  • Japanese hospital ship Hikawa Maru departed Yokosuka, Japan for her 22th voyage with the Japanese Navy. ww2dbase [Hikawa Maru | Yokosuka, Kanagawa | CPC]
19 Nov 1944

Japan
  • Shinano was comissioned into service at Yokosuka, Japan with Captain Toshio Abe in command. ww2dbase [Shinano | Yokosuka, Kanagawa | CPC]
28 Nov 1944

Japan
  • Shinano departed Yokosuka, Japan with 2,175 officers and crew, 300 shipyard workers, and 40 civilians on board at 1800 hours, escorted by destroyers Isokaze, Yukikaze, and Hamakaze. ww2dbase [Shinano | Yokosuka, Kanagawa | CPC]
10 Dec 1944

Japan
15 Dec 1944

Japan
  • Captain Yoshiro Fujimaki was named the commanding officer of Kamoi while the ship was at Yokosuka, Japan. ww2dbase [Kamoi | Yokosuka, Kanagawa | CPC]
22 Dec 1944

Japan
  • Kamoi departed Yokosuka, Japan at 0652 hours, escorted by auxiliary submarine chaser CHa-211, submarine chaser Toshi Maru No. 1, and auxiliary minesweeper Hagoromo Maru; she arrived at Shimizu, Shizuoka Prefecture, Japan at 1731 hours. ww2dbase [Kamoi | Yokosuka, Kanagawa | CPC]
25 Dec 1944

Japan
21 Jan 1945

Japan
  • Submarine I-369 departed Yokosuka, Japan with supplies for Minamitorishima (Marcus Island). ww2dbase [I-369 | Yokosuka, Kanagawa | CPC]
26 Jan 1945

Japan
  • Japanese hospital ship Hikawa Maru departed Yokosuka, Japan for her 23th voyage with the Japanese Navy. ww2dbase [Hikawa Maru | Yokosuka, Kanagawa | CPC]
28 Jan 1945

Photo(s) dated 28 Jan 1945
Aerial view of Yokohama, Japan, 28 Jan 1945
5 Feb 1945

Japan
12 Feb 1945

Japan
  • Submarine I-369 departed Yokosuka, Japan with supplies for Chichi Jima, Japan. ww2dbase [I-369 | Yokosuka, Kanagawa | CPC]
21 Feb 1945

Japan
14 Mar 1945

Japan
  • I-14 was commissioned into service; Commander Tsuruzo Shimizu remained in command. The submarine was assigned to Yokosuka Naval District. She departed Kobe later in the same day. ww2dbase [I-14 | Yokosuka, Kanagawa | CPC]
24 Mar 1945

Japan
  • Japanese hospital ship Hikawa Maru arrived at Yokosuka, Japan and prepared to enter drydocks for repairs. ww2dbase [Hikawa Maru | Yokosuka, Kanagawa | CPC]
16 Apr 1945

Japan
  • Submarine I-369 departed Yokosuka, Japan for Caroline Islands. She carried 0.312 tons of food, 6.303 tons of weapons and ammunition, 25 tons of fuel, and 4.4 tons of other cargo for Truk, and 38.9 tons of food and 2.6 tons of other cargo for Woleai. ww2dbase [I-369 | Yokosuka, Kanagawa | CPC]
30 Apr 1945

Japan
  • Japanese hospital ship Hikawa Maru departed Yokosuka, Japan for her 24th voyage with the Japanese Navy. ww2dbase [Hikawa Maru | Yokosuka, Kanagawa | CPC]
21 May 1945

Japan
24 May 1945

Japan
18 Jul 1945

Japan
27 Aug 1945

Photo(s) dated 27 Aug 1945
Japanese photographer T. Iwamoto attaching film of surrender of Yokosuka Navy Base to a pigeon for transport to Domeo News Agency in Tokyo, Japan, Aug 1945Colonel E. H. Tench, Lieutenant General Seizo Arisuyu, and Lieutenant General Seiyichi Asmata at Atsugi Airfield, Japan, 27 Aug 1945US and British warships in Sagami Bay, Japan, 27 Aug 1945; note Mount Fuji with setting sun behind it in background; photo taken from USS South Dakota
28 Aug 1945

Japan Photo(s) dated 28 Aug 1945
Battleships Missouri, Duke of York, King George V, and Colorado in Sagami Bay, Japan, 28 Aug 1945; note Mount Fuji in backgroundLieutenant Commander Don Thorburn, Lieutenant Commander E. V. Wedell, interpreter S. Toda, Lieutenant Commander John MacInnes, Lieutenant W. V. ballow, and Lieutenant Commander Cliff McDowell at Atsugi Airfield, Japan, 28 Aug 1945Lieutenant Commander John MacInnes, Lieutenant Commander Don Thorburn, Soviet legation member K. Samiloff, Lieutenant W. V. bellow, Commander Anatoliy Rodinov, and Lieutenant Commander E. V. Wedell, Atsugi Airfield, Japan, 28 Aug 1945
29 Aug 1945

Japan
  • I-14 arrived at Sagami Bay west of Yokosuka, Kanagawa Prefecture, Japan and was moored alongside USS Proteus. ww2dbase [I-14 | Sagami Bay, Kanagawa | CPC]
Photo(s) dated 29 Aug 1945
US flag raising at Yokosuka Navy Base, Japan, 29 Aug 1945Recently liberated American prisoners of war at Aomori camp near Yokohama, Japan, circa 29 Aug 1945USS Proteus, I-401, and I-14, Yokosuka, Japan, 29 Aug 1945USS Proteus, I-400, I-401, and I-14, Yokosuka, Japan, 29 Aug 1945
See all photos dated 29 Aug 1945
30 Aug 1945

Japan Photo(s) dated 30 Aug 1945
Douglas MacArthur arriving at Atsugi Airfield near Tokyo, Japan, 30 Aug 1945; note Major General Joseph Swing, Lieutenat General Richard Sutherland, and General Robert EichelbergerUS Marines destroying Japanese weaopns at Futtsusaki Point near Yokosuka Navy Base, 30 Aug 1945Japanese personnel standing in formation during the surrender of Yokosuka Naval Base, Japan, 30 Aug 1945Rear Admiral Robert B. Carney at Yokosuka Naval Base to accept the surrender of the base, Yokosuka, Japan, 30 Aug 1945
See all photos dated 30 Aug 1945
31 Aug 1945

Japan
  • I-14 entered the breakwater of Yokosuka Naval District, Kanwagawa Prefecture, Japan. ww2dbase [I-14 | Yokosuka, Kanagawa | CPC]
2 Sep 1945

Photo(s) dated 2 Sep 1945
Douglas MacArthur disembarking destroyer USS Buchanan at Yokohama, Japan after being transferred ashore from the USS Missouri where the Japanese surrender was signed, 2 Sep 1945
5 Sep 1945

Japan Photo(s) dated 5 Sep 1945
Demobilized Japanese soldiers, Yokohama, Japan, 5 Sep 1945
7 Sep 1945

Photo(s) dated 7 Sep 1945
American photograph of after bodies (motors) for Japanese Kaiten human guided torpedoes taken at Yokosuka Naval Base, Yokosuka, Japan, 7 Sep 1945
8 Sep 1945

Japan Photo(s) dated 8 Sep 1945
Koryu Type D submarine at the Yokosuka Naval Base, Japan, 8 Sep 1945, photo 1 of 3Koryu Type D submarine at the Yokosuka Naval Base, Japan, 8 Sep 1945, photo 2 of 3Koryu Type D submarine at the Yokosuka Naval Base, Japan, 8 Sep 1945, photo 3 of 3
15 Sep 1945

Japan
21 Sep 1945

Photo(s) dated 21 Sep 1945
Civilians in Yokohama, Japan, 21 Sep 1945
3 Oct 1945

Japan
7 Oct 1945

Japan
  • Allied repatriation ship Hikawa Maru arrived at Uraga, Japan and disembarked troops. ww2dbase [Hikawa Maru | Uraga, Kanagawa | CPC]
15 Oct 1945

Japan
  • The Yokosuka Naval Arsenal in Japan was abolished in name, but the facilities would continue to operate under the control of the US Navy. ww2dbase [Yokosuka Naval Arsenal | Yokosuka, Kanagawa | CPC]
26 Oct 1945

Japan
1 Nov 1945

Japan
  • I-14, under the command of US Navy Commander John S. McCain, Jr., departed Yokosuka, Japan for Sasebo, Japan. ww2dbase [I-14 | Yokosuka, Kanagawa | CPC]
12 Nov 1945

Japan
  • Allied repatriation ship Hikawa Maru arrived at Uraga, Japan and disembarked troops. ww2dbase [Hikawa Maru | Uraga, Kanagawa | CPC]
2 Jan 1946

Japan
23 Jan 1946

Japan
  • Allied repatriation ship Hikawa Maru arrived at Uraga, Japan and disembarked personnel. ww2dbase [Hikawa Maru | Uraga, Kanagawa | CPC]
2 Feb 1946

Japan
27 Feb 1946

Japan
  • Allied repatriation ship Hikawa Maru arrived at Uraga, Japan and disembarked personnel. ww2dbase [Hikawa Maru | Uraga, Kanagawa | CPC]
31 Mar 1946

Japan
  • Allied repatriation ship Hikawa Maru arrived at Uraga, Japan and disembarked personnel. She entered drydock for repairs. ww2dbase [Hikawa Maru | Uraga, Kanagawa | CPC]
4 May 1946

Japan
6 May 1946

Japan
13 May 1946

Photo(s) dated 13 May 1946
General Douglas MacArthur greeting Australian Prime Minister Joseph Chifley at Atsugi Airfield, Japan, 13 May 1946
5 Jul 1946

Japan
  • Allied repatriation ship Hikawa Maru arrived at Uraga, Japan and disembarked personnel. She entered drydock for repairs. ww2dbase [Hikawa Maru | Uraga, Kanagawa | CPC]
3 Aug 1946

Japan
15 Aug 1946

Japan
  • Allied repatriation ship Hikawa Maru completed its repairs and maintenance at Yokohama, Japan and was returned to civilian service. ww2dbase [Hikawa Maru | Yokohama, Kanagawa | CPC]
16 Dec 1946

Photo(s) dated 16 Dec 1946
Landing ship No. 147, with coal-fired boilers, at Yokosuka Navy Base, Japan, 16 Dec 1946
13 Nov 1947

Japan
18 Jun 1951

Japan
23 Jun 1951

Japan
17 Oct 1952

Japan
  • USS Missouri arrived at Yokosuka, Japan and became the flagship of Vice Admiral Joseph J. Clark of the US Navy 7th Fleet. ww2dbase [Missouri | Yokosuka, Kanagawa | CPC]
4 Jun 1956

Japan
15 Oct 1956

Japan
29 Nov 1956

Japan
  • USS Saint Paul arrived at Yokosuka, Japan and was named the flagship of the US 7th Fleet. ww2dbase [Saint Paul | Yokosuka, Kanagawa | CPC]
9 Mar 1958

Japan
21 May 1966

Photo(s) dated 21 May 1966
USS Saint Paul off Yokosuka, Japan, 21 May 1966
20 Oct 1967

Japan
  • Shigeru Yoshida passed away in Oiso, Kanagawa, Japan and was posthumously awarded Collar of the Order of the Chrysanthemum. ww2dbase [Shigeru Yoshida | Oiso, Kanagawa | CPC]
22 Sep 2000

Japan
25 May 2006

Photo(s) dated 25 May 2006
USS Kitty Hawk and other American warships at United States Fleet Activities Yokosuka naval base, Japan, 25 May 2006

Timeline Section Founder: Thomas Houlihan
Contributors: Alan Chanter, C. Peter Chen, Thomas Houlihan, Hugh Martyr, David Stubblebine
Special Thanks: Rory Curtis




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Fleet Admiral Chester W. Nimitz, 16 Mar 1945


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