Four Nations Tournament kick starts in Osaka on Wednesday with Host country Japan taking on Australia, Korea and USA
| Match | Date | Time | Team |
| 1 | 12 September 2018 | 4:30pm | South Korea v USA |
| 2 | 6:30pm | Japan v Australia | |
| 3 | 13 September 2018 | 4:30pm | Australia v South Korea |
| 4 | 6:30pm | Japan v USA | |
| 5 | 15 September 2018 | 2pm | Australia v USA |
| 6 | 4pm | Japan v South Korea | |
| 7 | 16 September 2018 | 1:45pm | 3rd Place Final |
| 8 | 4pm | 1st Place Final |
**All fixtures in local time/JST
