Nummer: 28806b
| Area : | Pacific Ocean |
| Sea area : | Southeast Asia |
| Date of attack : | 12.01.1945 |
| Time of attack : | 07:15 |
| Nationality of U-boat : | Japanese |
| U-boat : | I-53 |
| Commander : | Toyomasu / Arimori |
| Grid : | Palau |
| presumed target type : | Transport Cargo [?] |
| presumed result : | sunk |
| Used weapon(s) : | "kaiten" = Human Torpedo |
| Date of observation : | 12.01.1945 |
| Time of observation : | 08:20 |
| Actual tonnage : | ---- --- |
| Actual result : | hit not ascertained |
| Position of target : | 4nm Kossol Roads |
| Footnote : | I-53 reached the Kossol Strait and began to release her kaitens, but only two of the four, piloted by Ens. Ito and CPO Arimori, went off. After 1:20 hours two explosions were heard, and I-53 was credited with two successes, which were never verified after the war. |
| related attacks : | Angriff 1 |
| updated on: | 00.00.0000 |
| Remark: | Arimori Bunkichi |