Nummer: 29001b
| Area : | Pacific Ocean |
| Sea area : | West Pacific |
| Date of attack : | 01.05.1945 |
| Nationality of U-boat : | Japanese |
| U-boat : | I-47 |
| Commander : | Orita |
| Grid : | Ulithi-Okinawa |
| presumed target type : | Steam Freighter |
| presumed result : | sunk |
| Used weapon(s) : | Torpedo(es) |
| Convoy : | unknown |
| Actual result : | hit not ascertained |
| Footnote : | I-47 fired a 4-torpedo spread against a convoy and heard three detonations. Two transports were assumed sunk. |
| related attacks : | Angriff 1 |
| Convoy : | unknown |