Head to Head
| International | 2023/07/22 05:50 | Japan v Samoa | L | 22-24 |
| World Cup | 2019/10/05 10:30 | Japan v Samoa | W | 38-19 |
| World Cup | 2015/10/03 13:30 | Samoa v Japan | W | 5-26 |
| International | 2014/05/30 09:00 | Japan v Samoa | W | 33-14 |
Home History
| World Cup | 2023/09/17 19:00 | England v Japan | L | 34-12 |
| World Cup | 2023/09/10 11:00 | Japan v Chile | W | 42-12 |
| Tier 1 Internationals | 2023/08/26 16:30 | Italy v Japan | L | 42-21 |
| International | 2023/08/05 10:15 | Japan v Fiji | L | 12-35 |
| International | 2023/07/29 10:30 | Japan v Tonga | W | 21-16 |
| International | 2023/07/22 05:50 | Japan v Samoa | L | 22-24 |
| International | 2023/07/15 09:05 | Japan v New Zealand XV | L | 27-41 |
| International | 2022/11/20 13:00 | France v Japan | L | 35-17 |
Away History
| World Cup | 2023/09/22 15:45 | Argentina v Samoa | L | 19-10 |
| World Cup | 2023/09/16 13:00 | Samoa v Chile | W | 43-10 |
| Tier 1 Internationals | 2023/08/26 18:45 | Ireland v Samoa | L | 17-13 |
| International | 2023/08/05 02:00 | Samoa v Tonga | W | 34-9 |
| International | 2023/07/29 02:00 | Samoa v Fiji | L | 19-33 |
| International | 2023/07/22 05:50 | Japan v Samoa | W | 22-24 |
| International | 2022/11/19 14:45 | Romania v Samoa | W | 0-22 |
| International | 2022/11/12 14:00 | Georgia v Samoa | W | 19-20 |