| 04.04.23 | 1er ronda | Sora Fukuda/Zhe Li | Rimpei Kawakami/Naoki Tajima | 6-4, 6-4 |  | match details | M25 Kashiwa | Difícil |
| 29.03.23 | 1er ronda | Shinji Hazawa/Hikaru Shiraishi | Rimpei Kawakami/Naoki Tajima | 7-63, 4-0, Rimpei Kawakami/Naoki Tajima - retirado |  | match details | M25 Tsukuba | Difícil |
| 04.09.22 | fin | Takuto Niki/Takeru Yuzuki | Rimpei Kawakami/Naoki Tajima | 3-6, 6-4, 10-8 |  | match details | M25 Sapporo | Difícil |
| 03.09.22 | 1/2 | Rimpei Kawakami/Naoki Tajima | Tatsuma Ito/Ryota Tanuma | 6-2, 7-66 |  | match details |
| 02.09.22 | 1/4 | Rimpei Kawakami/Naoki Tajima | Yusei Fukuoka/Seiya Nakanishi | 6-1, 6-0 |  | match details |
| 30.08.22 | 1er ronda | Rimpei Kawakami/Naoki Tajima | Shuichi Sekiguchi/Yusuke Takahashi | 7-61, 4-6, 10-6 |  | match details |
| 01.06.21 | 1er ronda | Titouan Droguet/Jonathan Eysseric | Rimpei Kawakami/Naoki Tajima | 6-3, 6-2 |  | match details | M15 Helsinki | Arcilla |
| 28.05.21 | 1/2 | Alexander Cozbinov/Francesco Vilardo | Rimpei Kawakami/Naoki Tajima | 3-6, 7-64, 10-8 |  | match details | M15 Kouvola | Difícil |
| 27.05.21 | 1/4 | Rimpei Kawakami/Naoki Tajima | Alafia Ayeni/Dominik Palan | 7-5, 6-3 |  | match details |
| 25.05.21 | 1er ronda | Rimpei Kawakami/Naoki Tajima | Benedikt Henning/Lucas Krainer | 7-5, 6-1 |  | match details |