Changes
→Submarines
* 1-58 30 June
* 1-58 30 June
* I-401 8 January*
* I-401 8 January*
* Maruyu *
* Maruyu 31 october **
=== Auxillary ===
=== Auxillary ===
* Akitsumaru January*
* Akitsumaru 30 January **
* Akashi 29 June
* Akashi 29 June
* Taigei 16 November
* Taigei 16 November