I
| Name | Kills | Awards | Notes |
|---|---|---|---|
| Chuichi Ichikawa (市川 忠一) | 10 + | IJA | |
| Matao Ichioka (市岡 又夫) | 11 | IJN | |
| Fusata Iida (飯田 房太) | 7 | IJN | |
| Masao Iizuka (飯塚 雅夫) | 8 | IJN | |
| Shigeo Iizuka ? | |||
| Tomesaku Igarashi (五十嵐 留作) | 16 | IJA | |
| Fumisuke Ikuno (生野 文介) | 6 | IJA | |
| Hideaki Inayama (稲山 英明) | 5 + | IJA | |
| Misao Inoue (井上 操) | 16 | IJA | |
| Teigo Ishida ? (石田 真吾) | 9 | IJN | |
| Susumu Ishihara (石原 進) | 16 | IJN | |
| Shizuo Ishii (石井 静夫) | 29 | IJN | |
| Isamu Ishii (石井 勇) | 10 | IJN | |
| Seiji Ishikawa (石川 清治) | 5 | IJN | |
| Tadashi Ishikawa (石川 正) | 5 | IJA | |
| Kanshi Ishikawa (石川 寛志) | 19 | IJA | |
| Chitoshi Isozaki | 12 | IJA | |
| Kiyoshi Ito (伊藤 清) | 17 | IJN | |
| Fujitaro Ito (伊藤 藤太郎) | 13 + | IJA | |
| Naoyuki Ito (伊藤 直之) | 8 | IJA | |
| Susumu Ito | 5 | IJN | |
| Tsutomu Iwai (岩井 勉) | 11 | IJN | |
| Yoshio Iwaki (岩城 芳雄) | 8 | IJN | |
| Tetsuzo Iwamoto | 80 + | IJN | |
| Hideo Izumi (和泉 秀雄) | 9 | IJN |
Read more about this topic: List Of World War II Aces From Japan