Head to Head
| World Cup | 2019/09/28 07:15 | Japan v Ireland | L | 19-12 |
| International | 2017/06/24 05:40 | Japan v Ireland | W | 13-35 |
| International | 2017/06/17 05:00 | Japan v Ireland | W | 22-50 |
| World Cup | 2019/09/28 07:15 | Japan v Ireland | L | 19-12 |
| International | 2017/06/24 05:40 | Japan v Ireland | W | 13-35 |
| International | 2017/06/17 05:00 | Japan v Ireland | W | 22-50 |