Initial Command Structure:
Assigned to 15th Escort Squadron, Second China Expeditionary Fleet.
4-8 December 1941:
Departed Mako, then with Hong Kong invasion force.
December 1941-August 1942:
Hong Kong-area patrol/escort duties.
3-27 March 1942:
Docked at Hong Kong for repairs.
15th Escort Squadron deactivated; reassigned directly to Second China Expeditionary Fleet.
Escorted convoys from Hong Kong to Palau and back.
26 September-14 October:
Escorted troop convoys from Hong Kong via Palau to Rabaul, then Rabaul-Shortlands patrol/escort duties.
Escorted troop convoy from Rabaul to Shortlands.
Emergency food transport run from Rabaul to Lae and back.
24 December 1942-7 January 1943:
Escorted convoys from Rabaul to Palau and back.
Escorted transport YAMASHIMO MARU carrying AA units to Kolombangara.
Escorted TSUGARU carrying AA units to Rekata.
With KUROSHIO, escorted TSUGARU on troop transport run to Rekata.
With Subchaser No. 23, escorted transport TOA MARU No. 2 on troop transport run to Kolombangara.
With Subchaser No. 18, sank USS AMBERJACK (SS-219) off New Britain.
31 March-3 April:
Steamed from Rabaul to Truk.
Reassigned to 2nd Surface Escort Division, Fourth Fleet.
Steamed from Truk to Yokosuka..
Departed Yokosuka, then Saipan-Truk-Rabaul convoy escort operations.
Escorted Convoy 4508 from Truk to Yokosuka. On 10 May assisted and rescued survivors of torpedoed transports KINAI MARU and TATSUTAKE MARU
Escorted Convoy 1172 from Truk to Rabaul.
Escorted convoy from Kwajalein via Truk to Sasebo.
2nd Surface Escort Division reassigned to General Escort Command.
30 November-18 December:
Docked at Maizuru for repairs.
9-22 January 1944:
Escorted convoy from Yokosuka via Chichi-jima to Truk.
25 January-5 February:
Escorted convoy from Truk to Yokosuka, then Yokosuka-Saipan convoy escort duties.
Minor damage: (cause unknown) at Saipan.
Docked at Yokosuka for repairs.
Escorted troop convoy Matsu No. 4 from Yokosuka to Saipan and back.
Escorted convoy from Saipan to Truk.
21 June-13 July:
Escorted convoys from Truk via Davao and Cebu to Manila.
Reassigned to 1st Surface Escort Division, General Escort Command.
24 July-3 August:
Escorted convoys from Manila via Takao to Sasebo.
Docked at Sasebo for repairs.
15 August-22 September:
Escorted convoys from Sasebo via Keelung and Takao to Singapore.
Escorted convoy from Singapore to Manila.
Escorted convoy from Manila to Brunei. On 24 October assisted NAGANAMI in inspecting abandoned USS DARTER (SS-227).
27 October-5 November:
Escorted convoy from Brunei via Miri to Cape St. Jacques.
Departed Cape St. Jacques, escorting Convoy MI-20 to Takao. Sunk: torpedoed by USS GUNNEL (SS-253) 140 miles ENE of Cape Tourane (16-56N, 110-30E).
10 January 1945:
Removed from Navy List.