Name Translation: "January" (poetic), “First Month of Lunar Calendar”

Initial Command Structure:
Ship's captain: Lieutenant Commander Hatano Kenji [57] (prev. Torpedo Officer TONE). Assigned to Desdiv 30 (MUTSUKI, KISARAGI, YAYOI, MOCHIZUKI), Desron 6, Fourth Fleet. Flagship of Desdiv 30.

29 November-3 December 1941:
Desdiv 30 steamed with Desron 6 from Truk to Kwajalein.

8-11 December:
Departed Kwajalein, Desdiv 30 with first Wake Island invasion force. Carried SNLF advance landing party.

23 December:
Desdiv 30 with second Wake Island invasion force. Carried SNLF advance landing party.

31 December 1941-3 January 1942:
Desdiv 30 escorted convoy from Kwajalein to Truk.

3-7 January:
While at Truk, sponson installed starboard forward side of bridge for additional 13mm machine guns.

8-12 January:
With MOCHIZUKI, escorted convoy from Truk to Guam.

16-17 January:
During fleet rendezvous of Rabaul invasion forces at Mereyon (Woleai), twin 13mm machine guns mounted starboard forward side of bridge.

23 January:
Desdiv 30 with Rabaul invasion force, then patrol/escort duties out of that base.

9 February:
Desdiv 30 with Surumi/Gasmata (New Britain) invasion force.

8 March:
Desdiv 30 with Lae/Salamua invasion force.

28 March-1 April:
Served as flagship to Rear Admiral Kanazawa Masao [39], Com-8th Special Base Force, for initial occupation of Shortlands and Kieta, Bougainville.

8 April:
Desdiv 30 with Manus (Admiralties) invasion force.

7-8 May: Battle of the Coral Sea
Desdiv 30 escorted Port Moresby troop convoy.

13-16 June:
Escorted convoy from Palau to Truk.

25 June-1 July:
Escorted KINRYU MARU carrying lead echelon of airfield construction crews from Truk to Guadalcanal.

6-12 July:
Steamed from Truk to Yokosuka, then docked at Sasebo for refitting.

10 July:
Desdiv 30 reassigned to 2nd Surface Escort Division, Fourth Fleet.

14 July:
Desdiv 30 reassigned directly to Eighth Fleet.

16 July-14 August:
Docked at Sasebo for maintenance.

14 August:
Departed Sasebo (probably with YAYOI and SANUKI MARU) for Rabaul and the Shortlands.

24 August:
Departed Shortlands with YAYOI, ISOKAZE and KAWAKAZE, then joined KAGERO in bombardment of Henderson Field.

25 August: Battle of Eastern Solomons
Joined escort of Guadalcanal troop convoy. Sunk: in air attack by U.S. Army B-17 bombers while assisting bombed auxiliary cruiser KINRYU MARU, 40 miles northeast of Santa Isabel Island (07-47 S, 160-13 E). Direct bomb hit in engineering spaces: 41 dead and 11 injured. While flooding and being abandoned, scuttled KINRYU MARU with a torpedo. YAYOI rescued survivors, including Comdesdiv 30 (Captain Yasutake) and Lieutenant Commander Hatano (to C.O. HAGIKAZE).

1 October 1942:
Removed from Navy List.