| Qatar Open XD | 2017/06/21 05:45 | Sambe, Kohei v Gao, Ning | L | 1-4 |
| Qatar Open XD | 2017/06/20 01:59 | Sambe, Kohei v Wang, Tai-Wei | W | 3-2 |
| Qatar Open XD | 2017/04/28 18:45 | Sambe, Kohei v Vlasov, Grigory | L | 3-4 |
| Qatar Open XD | 2017/04/28 16:25 | Kucera, Stanislav v Sambe, Kohei | L | 3-2 |
| Challenger Ochsenhausen | 2017/03/21 10:00 | Bruno, Luan v Sambe, Kohei | W | 0-3 |
| Challenger Ochsenhausen | 2017/03/21 08:00 | Rakov, Valerij v Sambe, Kohei | W | 0-3 |
| Challenger Ochsenhausen | 2017/03/20 19:40 | Vitor Ishiy v Sambe, Kohei | L | 3-1 |
| Challenger Ochsenhausen | 2017/03/20 17:40 | Sambe, Kohei v Yannick Vostes | L | 0-3 |
| Qatar Open XD | 2018/07/18 02:55 | Mizuki Oikawa v Fei Xue | W | 4-2 |
| République tchèque - Extraleague | 2018/07/18 00:00 | Yukiya Uda v Mizuki Oikawa | W | 1-3 |
| République tchèque - Extraleague | 2018/07/17 05:10 | Lai, Chi-Chien v Mizuki Oikawa | W | 0-3 |
| Qatar Open XD | 2018/06/07 07:50 | Mizuki Oikawa v Hwang, Minha | L | 3-4 |
| Qatar Open XD | 2018/06/06 07:30 | Mizuki Oikawa v Chin, Mao Cheng | W | 4-0 |
| Qatar Open XD | 2018/04/13 17:00 | Ricardo Walther v Mizuki Oikawa | L | 4-1 |
| Qatar Open XD | 2018/04/13 09:30 | Mizuki Oikawa v Jiaji Wu | W | 4-1 |
| Qatar Open XD | 2018/04/06 14:30 | Mizuki Oikawa v Lubomir Pistej | W | 4-2 |