Keiichiro Matsui
| Kei'ichirō Matsui | |||||||||||||||||||||||||||
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| Personal information | |||||||||||||||||||||||||||
| Country | Japan | ||||||||||||||||||||||||||
| Born | 5 June 1994 Ishikawa, Japan | ||||||||||||||||||||||||||
| Height | 1.69 m (5 ft 7 in) | ||||||||||||||||||||||||||
| Weight | 64 kg (141 lb) | ||||||||||||||||||||||||||
| Handedness | Right | ||||||||||||||||||||||||||
| Men's & mixed doubles | |||||||||||||||||||||||||||
| Highest ranking | 26 (MD with Yoshinori Takeuchi, 19 September 2023) 212 (XD with Akane Araki, 5 July 2018) | ||||||||||||||||||||||||||
| Current ranking | 80 (MD with Katsuki Tamate, 3 June 2025) | ||||||||||||||||||||||||||
Medal record
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| BWF profile | |||||||||||||||||||||||||||
Keiichiro Matsui (松居 圭一郎, Matsui Kei'ichirō; born 5 June 1994) is a Japanese badminton player who affiliated with the Hitachi team. Born in Ishikawa, he graduated from the Tomioka senior high school, and later educated at the Nippon Sport Science University. He was part of the national junior team that won the gold medal at the 2012 Asian Junior Championships, and the silver medal at the 2012 World Junior Championships.