| Part No | Type | A/C Type | Description | Comment | Image |
| ? | Thought to be used on all Naval aircraft | Navy aircraft clock | |||
| 93 | Mitsubishi Ki-2, Tachikawa Ki-9, Nakajima ki-27, Tachikawa Ki-36, Mitsubishi Ki-46, Mitsubishi Ki-51 | Army aircraft clock | |||
| 100 | Tachikawa Ki-9, Kawasaki Ki-45, Mitsubishi Ki-46, Mitsubishi Ki-51, Kawasaki Ki-61, Mitsubishi Ki-67, Kokusai Ki-76, Tachikawa Ki-77, Mitsubishi Ki- 83, Nakajima Ki-84, Tachikawa Ki- 94, Kawasaki Ki-102, Tachikawa Ki-106 | Army aircraft clock |