Riichi Takeshita
Riichi Takeshita is a Japanese badminton player.
Achievements
Asian Junior Championships
Boys' singles| Year | Venue | Opponent | Score | Result |
| 2007 | Stadium Juara, Kuala Lumpur, Malaysia |  Mohamad Arif Abdul Latif | 19–21, 18–21 | Bronze |
BWF World Tour
The BWF World Tour, announced on 19 March 2017 and implemented in 2018, is a series of elite badminton tournaments, sanctioned by Badminton World Federation. The BWF World Tour are divided into six levels, namely World Tour Finals, Super 1000, Super 750, Super 500, Super 300, and the BWF Tour Super 100.Men's singles
| Year | Tournament | Level | Opponent | Score | Result |
| 2018 | Chinese Taipei Open | Super 300 | Lee Zii Jia | 17–21, 21–16, 11–21 | Runner-up |
BWF Grand Prix
The BWF Grand Prix has two levels: Grand Prix and Grand Prix Gold. It is a series of badminton tournaments, sanctioned by Badminton World Federation since 2007.Men's singles
| Year | Tournament | Opponent | Score | Result |
| 2016 | New Zealand Open |  Huang Yuxiang | 12–21, 17–21 | Runner-up |
| 2014 | Russian Open |  Vladimir Ivanov | 21–16, 5–21, 21–17 | Runner-up |
| 2013 | New Zealand Open | Xue Song | 21–16, 16–21, 21–17 | Winner |
BWF International Challenge/Series
Men's singles| Year | Tournament | Opponent | Score | Result |
| 2018 | Sydney International | Soo Teck Zhi | 21–18, 21–11 | Winner |
| 2017 | Smiling Fish International |  Pannawit Thongnuam | 19–21, 22–24 | Runner-up |
| 2016 | Yonex / K&D Graphics International | Sergey Sirant | 21–13, 21–18 | Winner |
| 2014 | Sydney International | Huang Guoxing | 9–11, 11–7, 11–5, 11–4 | Winner |
| 2014 | Osaka International |  Ng Ka Long | 13–21, 12–21 | Runner-up |
| 2013 | Austrian International |  Kento Momota | 19–21, 12–21 | Runner-up |
| 2011 | New Zealand International | Wong Wing Ki | 21–19, 21–19 | Winner |