Nummer: 27402
| Area : | Indic Ocean |
| Date of attack : | 29.02.1944 |
| Nationality of U-boat : | Japanese |
| U-boat : | I-37 |
| Commander : | Nakagawa |
| presumed target type : | Steam Freighter |
| presumed result : | sunk |
| Used weapon(s) : | Torpedo(es) + Gunfire |
| Date of observation : | 29.02.1944 |
| Time of observation : | 12:05 |
| Nationality of target : | British |
| Actual type of target : | Steam Freighter |
| Name of target : | Ascot |
| Year of launch : | 1942 |
| Actual tonnage : | 7005 BRT |
| Actual result : | sunk |
| Position of target : | 05.00s 63.00e |
| Footnote : | 40 of 52 survivors of "Ascot" on lifeboats and rafts were killed by machine gunfire. |