| Competition | Event | Stage | Match Type | Athlete | Score | Opponent |
|---|
| 2013 Harmony Open | Men's Singles Qualification | Group | Singles | Kohei Sambe | 1 - 4 | Donghyun Kim |
| 2014 Korean Open | Men's Doubles | Round of 16 | Doubles | Kohei Sambe / Masataka Morizono | 3 - 1 | Donghyun Kim / Kyungmin Kim |
| 2015 German Open | U/21 Boy's Singles | Semi-final | Singles | Kohei Sambe | 1 - 3 | Donghyun Kim |
| 2015 Spanish Open | U/21 Boy's Singles | Final | Singles | Kohei Sambe | 1 - 3 | Donghyun Kim |
| 2015 Japan 2015 | U/21 Boy's Singles | Quarter-final | Singles | Kohei Sambe | 3 - 1 | Donghyun Kim |
| 2015 Japan 2015 | Men's Doubles | Round of 16 | Doubles | Kohei Sambe / Mizuki Oikawa | 2 - 3 | Donghyun Kim / Eonrae Cho |
| 2015 World Tour Grand Finals | U/21 Boy's Singles | Group | Singles | Kohei Sambe | 4 - 2 | Donghyun Kim |
