| Giraldilla Int. XD | 2019/02/20 05:40 | Chaiyasit Sukasem v Ruttanapak Oupthong | W | 0-2 |
| Giraldilla Int. XD | 2018/02/22 15:30 | Rahul Yadav Chittaboina v Ruttanapak Oupthong | L | 2-0 |
| Swiss Open WD Qual | 2018/02/22 08:30 | Ching Wei Chen v Ruttanapak Oupthong | W | 0-2 |
| Swiss Open WD Qual | 2018/02/21 14:50 | Adi Pratama v Ruttanapak Oupthong | W | 0-2 |
| Swiss Open WD Qual | 2018/02/21 11:00 | Ruttanapak Oupthong v Max Weisskirchen | W | 2-0 |
| Giraldilla Int. XD | 2017/05/30 02:00 | Ruttanapak Oupthong v Vincent C-W Phuah | L | 0-2 |
| Giraldilla Int. XD | 2017/05/01 02:00 | Ruttanapak Oupthong v Aneeth Kumar Repudi | W | 2-0 |
| All England Open | 2017/02/08 08:25 | Tanongsak Saensomboonsuk v Ruttanapak Oupthong | L | 2-0 |
| Giraldilla Int. XD | 2019/02/20 11:10 | Hai Dang Nguyen v Kodai Naraoka | W | 0-2 |
| Giraldilla Int. XD | 2018/12/22 20:00 | Koki Watanabe v Kodai Naraoka | L | 2-1 |
| Giraldilla Int. XD | 2018/12/22 01:30 | Kodai Naraoka v Yu Igarashi | W | 2-0 |
| Giraldilla Int. XD | 2018/12/19 21:05 | Kodai Naraoka v Karan Rajan Rajarajan | W | 2-0 |
| Swiss Open WD Qual | 2018/08/28 12:25 | Riichi Takeshita v Kodai Naraoka | L | 2-1 |
| Swiss Open WD Qual | 2018/08/28 10:35 | Fabio Caponio v Kodai Naraoka | W | 0-2 |
| Giraldilla Int. XD | 2018/07/25 06:10 | Sitthikom Thammasin v Kodai Naraoka | L | 2-0 |
| Giraldilla Int. XD | 2018/07/24 01:30 | Kodai Naraoka v Pit Seng Low | W | 2-0 |