| Bulgaria Open XD | 2019/08/16 16:00 | Harimoto/Ishikawa v Mizutani/Ito | L | 0-3 |
| Bulgaria Open XD | 2019/08/16 16:00 | Harimoto/Ishikawa v Mizutani/Ito | L | 0-3 |
| Bulgaria Open XD | 2019/08/16 07:00 | Harimoto/Ishikawa v Tromer/Eerland | W | 3-0 |
| Bulgaria Open XD | 2019/08/15 07:40 | Harimoto/Ishikawa v Karakasevic/Lupulesku | W | 3-1 |
| China Open XD | 2019/05/31 02:00 | Doo/Wong v Harimoto/Ishikawa | L | 3-2 |
| China Open XD | 2019/05/30 02:40 | Cantero/Xiao v Harimoto/Ishikawa | W | 2-3 |
| Qatar Open - Mixed double | 2019/03/28 17:55 | Harimoto/Ishikawa v Morizono/Ito | L | 1-3 |
| Qatar Open - Mixed double | 2019/03/28 07:00 | Harimoto/Ishikawa v Ionescu/Szocs | W | 3-0 |
| Czech Open XD | 2019/08/21 18:00 | Mizutani/Ito v Freitas/Yu | W | 3-0 |
| Bulgaria Open XD | 2019/08/17 09:55 | Ma/Wu v Mizutani/Ito | W | 1-3 |
| Bulgaria Open XD | 2019/08/16 16:00 | Harimoto/Ishikawa v Mizutani/Ito | W | 0-3 |
| Bulgaria Open XD | 2019/08/16 07:00 | Mizutani/Ito v Fegerl/Polcanova | W | 3-2 |
| Australian Open XD | 2019/07/13 03:00 | Mizutani/Ito v Doo/Wong | L | 1-3 |
| Australian Open XD | 2019/07/12 08:00 | Mizutani/Ito v Cheng/Lin | W | 3-0 |
| Australian Open XD | 2019/07/12 00:00 | Mizutani/Ito v Hu/Tapper | W | 3-0 |
| Korea Open XD | 2019/07/05 05:15 | Xu/Liu v Mizutani/Ito | L | 3-1 |