Changes
→2021
* February 5: {{ShipLink|Noshiro/Kai Ni|text=Noshiro}}
* February 5: {{ShipLink|Noshiro/Kai Ni|text=Noshiro}}
*March 1: {{ShipLink|Akebono/Kai Ni|text=Akebono}}
*March 1: {{ShipLink|Akebono/Kai Ni|text=Akebono}}
*March 30: Yahagi (Kai Ni/ Kai Ni D) and Mogami (Kai Ni/ Kai Ni Toku)