Head to Head
| World Cup | 2023/09/28 19:00 | Japan v Samoa | L | 28-22 |
| International | 2023/07/22 05:50 | Japan v Samoa | W | 22-24 |
| World Cup | 2019/10/05 10:30 | Japan v Samoa | L | 38-19 |
| World Cup | 2015/10/03 13:30 | Samoa v Japan | L | 5-26 |
| International | 2014/05/30 09:00 | Japan v Samoa | L | 33-14 |
Home History
| Pacific Nations Cup | 2024/08/30 04:00 | Samoa v Tonga | W | 43-17 |
| Pacific Nations Cup | 2024/08/23 06:00 | Fiji v Samoa | L | 42-16 |
| International | 2024/07/13 03:00 | Samoa v Spain | W | 34-30 |
| Tier 1 Internationals | 2024/07/05 04:00 | Samoa v Italy | W | 33-25 |
| World Cup | 2023/10/07 15:45 | England v Samoa | L | 18-17 |
| World Cup | 2023/09/28 19:00 | Japan v Samoa | L | 28-22 |
| 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 |
Away History
| Pacific Nations Cup | 2024/09/07 10:05 | Japan v USA | W | 41-24 |
| Pacific Nations Cup | 2024/08/25 21:00 | Canada v Japan | W | 28-55 |
| Tier 1 Internationals | 2024/07/21 05:05 | Japan v Italy | L | 14-42 |
| International | 2024/07/13 10:00 | Japan v Georgia | L | 23-25 |
| Tier 1 Internationals | 2024/06/22 05:50 | Japan v England | L | 17-52 |
| World Cup | 2023/10/08 11:00 | Japan v Argentina | L | 27-39 |
| World Cup | 2023/09/28 19:00 | Japan v Samoa | W | 28-22 |
| World Cup | 2023/09/17 19:00 | England v Japan | L | 34-12 |