Nummer: 28115
| Area : | Pacific Ocean |
| Sea area : | South Pacific |
| Date of attack : | 02.12.1942 |
| Nationality of U-boat : | Japanese |
| U-boat : | I-20 |
| Commander : | Yoshimura |
| Grid : | Savo Is. |
| presumed target type : | Transport Cargo |
| presumed result : | damaged |
| Used weapon(s) : | Midget submarine |
| Footnote : | Uboat-cruisers I-20 und I-16 launched their midgets against preselected targets: successes against a transport and a destroyer were assumed. Ha-8 (Tanaka/Mitani) and Ha-22 (Kado/Yahagi) were both scuttled by the crews after their attacks. Successes could not be confirmed from Allied sources. |
| updated on: | 00.00.0000 |
| Remark: | Ha-8 Tanaka |