Nummer: 28217
| Area : | Pacific Ocean |
| Sea area : | South Pacific |
| Date of attack : | 29.04.1943 |
| Nationality of U-boat : | Japanese |
| U-boat : | I-180 |
| Commander : | Kusaka |
| presumed target type : | Steam Freighter |
| presumed result : | sunk |
| Used weapon(s) : | Torpedo(es) |
| Date of observation : | 29.04.1943 |
| Time of observation : | 10:36 |
| Nationality of target : | Australian |
| Actual type of target : | Steam Freighter |
| Name of target : | Wollongbar |
| Year of launch : | 1922 |
| Actual tonnage : | 2239 BRT |
| Actual result : | sunk |
| Position of target : | 31.17s 153.07e |