Changes
→Construction Time
| style="text-align: center;"|02:00:00
| style="text-align: center;"|02:00:00
|Light aircraft carrier
|Light aircraft carrier
|Hō shō class
|Hō shō
|-
|-
| style="text-align: center;"|02:20:00
| style="text-align: center;"|02:20:00
|-
|-
| style="text-align: center;"|03:00:00
| style="text-align: center;"|03:00:00
|Hiyō, shun'yō
|Hiyō, Shun'yō
|-
|-
| style="text-align: center;"|04:00:00
| style="text-align: center;"|04:00:00