7 Jan 1905
China
China
- Vice Admiral Chikataka Tamari was named the chief of staff of the Ryojun Naval District (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
6 Feb 1905
China
China
- Admiral Baron Yahachi Shibayama was named the commanding officer of the Ryojun Naval District (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
2 Feb 1906
China
China
- Admiral Baron Sotaro Misu succeeded Admiral Baron Yahachi Shibayama as the commanding officer of the Ryojun Naval District (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
22 Nov 1906
China
China
- Vice Admiral Baron Masaaki Hashimoto succeeded Admiral Baron Sotaro Misu as the commanding officer of the Ryojun Naval District (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China. Rear Admiral Tomokazu Takigawa was named Hashimoto's chief of staff. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
28 Aug 1908
China
China
- Vice Admiral Baron Sadayasu Tomioka succeeded Vice Admiral Baron Masaaki Hashimoto as the commanding officer of the Ryojun Naval District (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China. Vice Admiral Yasutaro Egashira was named Tomioka's chief of staff. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
1 Dec 1909
China
China
- Rear Admiral Genzaburo Ogi replaced Vice Admiral Yasutaro Egashira as the chief of staff of Vice Admiral Baron Sadayasu Tomioka (Ryojun Naval District, northeastern China). ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
1 Dec 1910
China
China
- Vice Admiral Hikohachi Yamada succeeded Vice Admiral Baron Sadayasu Tomioka as the commanding officer of the Ryojun Naval District (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China. Vice Admiral Tadamichi Kamaya was named Yamada's chief of staff. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
1 Dec 1911
China
China
- Rear Admiral Sukeshiro Hanabusa replaced Vice Admiral Tadamichi Kamaya as the chief of staff of Vice Admiral Hikohachi Yamada (Ryojun Naval District, northeastern China). ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
6 Dec 1911
China
China
- Rear Admiral Yoshimoto Shoji replaced Rear Admiral Sukeshiro Hanabusa as the chief of staff of Vice Admiral Hikohachi Yamada (Ryojun Naval District, northeastern China). ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
1 Dec 1912
China
China
- Vice Admiral Hajime Sakamoto succeeded Vice Admiral Hikohachi Yamada as the commanding officer of the Ryojun Naval District (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China. Rear Admiral Sadaichi Hiraoka was named Sakamoto's chief of staff. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
14 Mar 1914
China
China
- The Japanese-controlled Ryojun Naval District (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China was downgraded to a third echelon military port. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
1 Apr 1914
China
China
- Vice Admiral Reijiro Kawashima succeeded Vice Admiral Hajime Sakamoto as the commanding officer of the Ryojun Military Port (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
8 May 1914
China
China
- Rear Admiral Masaki Nakamura was named the chief of staff of Vice Admiral Reijiro Kawashima (Ryojun Military Port, northeastern China). ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
13 Dec 1915
China
China
- Vice Admiral Takeshi Takarabe succeeded Vice Admiral Reijiro Kawashima as the commanding officer of the Ryojun Military Port (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
11 May 1916
China
China
- Rear Admiral Kanshiro Haji was named the chief of staff of Vice Admiral Takeshi Takarabe (Ryojun Military Port, northeastern China). ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
1 Dec 1916
China
China
- Admiral Teijiro Kuroi succeeded Vice Admiral Takeshi Takarabe as the commanding officer of the Ryojun Military Port (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
12 Feb 1918
China
China
- Rear Admiral Kametaro Muta was named the chief of staff of Admiral Teijiro Kuroi (Ryojun Military Port, northeastern China). ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
1 Dec 1918
China
China
- Vice Admiral Tatsuo Matsumura succeeded Admiral Teijiro Kuroi as the commanding officer of the Ryojun Military Port (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
1 Oct 1920
China
China
- Vice Admiral Naoe Nakano succeeded Vice Admiral Tatsuo Matsumura as the commanding officer of the Ryojun Military Port (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
20 Nov 1920
China
China
- Rear Admiral Kenkichi Wada was named the chief of staff of Vice Admiral Naoe Nakano (Ryojun Military Port, northeastern China). ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
1 Dec 1921
China
China
- Vice Admiral Kesataro Kawahara succeeded Vice Admiral Naoe Nakano as the commanding officer of the Ryojun Military Port (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
1 Apr 1922
China
China
- Vice Admiral Kiyohiro Ijichi was named the chief of staff of Vice Admiral Kesataro Kawahara (Ryojun Military Port, northeastern China). ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
4 Jul 1922
China
China
- Tenryu arrived at Lushunkou, northeastern China. ww2dbase [Tenryu | Ryojun Guard District | Lushunkou, Liaoning | CPC]
1 Dec 1922
China
China
- The Japanese-controlled Ryojun Military Port (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China was decommissioned from service. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
10 Dec 1922
China
China
- Vice Admiral Kesataro Kawahara stepped down as the commanding officer of the Ryojun Military Port (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
20 Apr 1933
China
China
- Vice Admiral Shizue Tsuda was named the commanding officer of the newly recommissioned Ryojun Military Port (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China. Rear Admiral Hisoharu Kubota was named Tsuda's chief of staff. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
1 Jul 1933
China
China
- Vice Admiral Yurikazu Edahara succeeded Vice Admiral Shizue Tsuda as the commanding officer of the Ryojun Military Port (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
15 Nov 1934
China
China
- Vice Admiral Kichijiro Hamada succeeded Vice Admiral Yurikazu Edahara as the commanding officer of the Ryojun Military Port (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
15 Nov 1935
China
China
- Admiral Hideho Wada succeeded Vice Admiral Kichijiro Hamada as the commanding officer of the Ryojun Military Port (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China. Vice Admiral Chuichi Hara was named Wada's chief of staff. ww2dbase [Ryojun Guard District | Chuichi Hara | Lushunkou, Liaoning | CPC]
1 Dec 1936
China
China
- Vice Admiral Masaichi Maeda succeeded Admiral Hideho Wada as the commanding officer of the Ryojun Military Port (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
1 Dec 1937
China
China
- Vice Admiral Shintaro Hashimoto was named the chief of staff of Vice Admiral Masaichi Maeda (Ryojun Military Port, northeastern China). ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
15 Nov 1938
China
China
- Vice Admiral Ichiro Sato succeeded Vice Admiral Masaichi Maeda as the commanding officer of the Ryojun Military Port (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
15 Nov 1939
China
China
- Vice Admiral Boshiro Hosogaya succeeded Vice Admiral Ichiro Sato as the commanding officer of the Ryojun Military Port (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China. Rear Admiral Isamu Takeda was named Hosogaya's chief of staff. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
1 Nov 1940
China
China
- Rear Admiral Keizo Tanimoto replaced Rear Admiral Isamu Takeda as the chief of staff of Vice Admiral Boshiro Hosogaya (Ryojun Military Port, northeastern China). ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
15 Nov 1940
China
China
- Vice Admiral Teruhisa Komatsu succeeded Vice Admiral Boshiro Hosogaya as the commanding officer of the Ryojun Military Port (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
5 Jul 1941
China
China
- Vice Admiral Hidehiko Ukita succeeded Vice Admiral Teruhisa Komatsu as the commanding officer of the Ryojun Military Port (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
20 Nov 1941
China
China
- The Japanese-controlled Ryojun Military Port (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China was upgraded to the status of a Guard District. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
5 Jan 1942
China
China
- Vice Admiral Hidehiko Ukita stepped down as the commanding officer of the Ryojun Guard District (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
15 Jan 1942
China
China
- The Japanese-controlled Ryojun Guard District (previously known as Port Arthur; now Lushunkou, Liaoning Province, China), Kwantung Leased Territory in northeastern China was decommissioned from service. ww2dbase [Ryojun Guard District | Lushunkou, Liaoning | CPC]
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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