Initial Command Structure:
Ship's captain: (unknown) Assigned to Yokosuka Naval District.

1 September 1941:
As aircraft rescue ship, attached to Tateyama air station to assist in flight training.

4 March 1942:
Departed Tateyama, then antisubmarine patrolling off Tokyo Bay.

8 November:
Arrived Yokosuka for repairs and modifications.

13 December:
Departed Yokosuka, escorting convoy to Muroran (Hokkaido)

21 December:
Departed Yokosuka, then resumed antisubmarine patrolling off Tokyo Bay.

20 March-29 May 1943:
Docked at Yokosuka for refit.

3 June:
Departed Yokosuka, escorting convoy to Kobe.

19 July:
Departed Yokosuka, escorting convoy to Muroran.

16 December 1943-13 January 1944:
Docked at Yokosuka for refit.

14 January:
Departed Yokosuka, then convoy escort duties off Tokyo Bay.

11 February:
Departed Yokosuka, then patrol/escort duties around Kii Peninsula (Honshu).

18 December:
Arrived Yokosuka, then training ship for antisubmarine school.

4 February-18 March 1945:
Docked at Yokohoma for repairs and modifications.

5 May:
Target ship for 1st Tokko (suicide) Air Corps.

August:
In Yokosuka at end of war.

15 September 1945:
Removed from Navy List; later scrapped.