| Competition Results | |||||
| Kosho OSHIMA (JPN) | |||||
| National Championships | |||||
| National Championships 2024 | Men | 22 | JPN | ||
| National Championships 2023 | Men | 14 | JPN | ||
| National Championships 2022 | Men, Junior Men | 16, 5 | JPN, JPN | ||
| National Championships 2021 | Men, Junior Men | 18, 5 | JPN, JPN | ||
| National Championships 2020 | Junior Men | 11 | JPN | ||
| National Championships 2019 | Junior Men | 16 | JPN | ||
| National Championships 2018 | Junior Men | 22 | JPN | ||
| 18/04/2024 07:31:11 UTC | |||||