SENSUIKAN!
HIJMS Submarine RO-114: Tabular Record of
Movement
© 2001-2003 Bob Hackett & Sander Kingsepp
20 November 1943:
The RO-114 is completed at Kawasaki's Kobe Yard, commissioned in the IJN and based in the Kure Naval District. Lt Kawashima Mamoru (former torpedo officer of I-34) is the Commanding Officer.
25 November 1943:
Assigned to SubRon 11.
20 December 1944:
Lt Kawashima is ordered to attend the special course at the Kure Submarine School to learn about Type 92 electric torpedoes.
1 January 1944:
The RO-114 is in Rear Admiral Ishizaki Noboru's (former CO of HYUGA) SubRon 11 of Vice Admiral (Admiral, posthumously) Takagi Takeo's (former CO of MUTSU) Sixth Fleet (Submarines).
7 February 1944:
Directly attached to Grand Escort Command HQ to conduct anti-submarine operations in Nansei Shoto (Ryukyus) area.
20 February 1944:
Reassigned to Rear Admiral (later Vice Admiral) Ichioka Hisashi's (former CO of CL KATORI) SubRon 8 in SubDiv 30.
11 March 1944:
Departs Kure under the Grand Escort Command for an ASW patrol off the Nansei Shoto (Ryukyu Islands).
20 April 1944:
Lt Ata Yoshihiro (former navigating officer of I-20) assumes command.
20 May 1944:
Reassigned to SubDiv 51.
1 June 1944:
Departs Kure for Saeki.
4 June 1944:
Departs Saeki for Saipan.
June 1944:
Arrives at Saipan.
11 June 1944:
Departs Saipan on her first war patrol off Saipan.
12 June 1944:
The RO-114 reports her arrival at her assigned station.
13 June 1944: Operation A-GO: The Defense of the Marianas:
In Tokyo, the CINC, Combined Fleet, Admiral Toyoda Soemu, (former CO of HYUGA), activates A-GO and orders Vice Admiral (Admiral, posthumously) Takagi Takeo (former CO of MUTSU), CINC, Sixth Fleet (Submarines) to redeploy his boats to the Marianas. From his Headquarters on Saipan, Takagi orders all available submarines - 18 boats - to deploy E of the Marianas.
15 June 1944: American Operation "FORAGER" - The Invasion of Saipan:
Vice Admiral (later Admiral) Richmond K. Turner's Task Force 52 lands Marine LtGen Holland M. Smith's V Amphibious Corps and the invasion begins. Communications between Takagi's Advance Expeditionary Force (Sixth Fleet) are disrupted by the invasion. Command of the Sixth Fleet's submarines passes to ComSubRon 7's Rear Admiral Owada Noboru (former CO of YAMASHIRO) at Truk. Owada orders most of the Sixth Fleet's submarines, including the RO-114, to withdraw from the Marianas.
16 June ´44:
Reassigned to C patrol unit.
17 June 1944:
80 miles W of Tinian, Marianas. Cdr W. C. Winn's USS WADLEIGH (DD-689) and Cdr Warner R. Edsall's MELVIN (DD-680) of Task Group 52.4 are on a screening patrol when they make strong sonar contacts with a submarine. Both destroyers attack with depth charges and sink the submarine - probably the RO-114 - at 15-02N, 144-10E.
12 July 1944:
Presumed lost with all 55 hands in the Philippines area.
10 August 1944:
Removed from the Navy List.
Authors' Note:
Special thanks for help in preparing this TROM go to Dr. Higuchi Tatsuhiro of Japan.– Bob Hackett and Sander Kingsepp.
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