Yuki Koike (小池 祐貴, Koike Yūki, born 13 May 1995) is a Japanese sprinter.^[1] He won a gold medal in the 200 metres at the 2018 Asian Games.

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Yuki Koike

Personal information
Nationality	Japanese
Born	(1995-05-13) 13 May 1995 (age 28) Otaru, Japan
Education	Keio University
Height	1.73 m (5 ft 8 in)
Weight	73 kg (161 lb)
Sport
Sport	Athletics
Event	Sprinting
Coached by	Junichi Usui
Medal record Men's athletics Representing  Japan World Championships 2019 Doha 4×100 m relay Asian Games 2018 Jakarta 200 m 2018 Jakarta 4×400 m relay Asian Championships 2019 Doha 200 m

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More information Year, Competition ...

Year	Competition	Venue	Position	Event	Notes
Representing  Japan
2014	World Junior Championships	Eugene, United States	4th	200 m	20.34
			2nd	4 × 100 m relay	39.02
2015	Asian Championships	Wuhan, China	13th (h)	100 m	10.701
	Universiade	Gwangju, South Korea	10th (sf)	100 m	10.35
			1st (h)	4 × 100 m relay	38.93
2018	Asian Games	Jakarta, Indonesia	1st	200 m	20.23
			3rd	4 × 400 m relay	3:01.94
2019	Asian Championships	Doha, Qatar	2nd	200 m	20.55
	World Relays	Yokohama, Japan	–	4 × 100 m relay	DQ
	World Championships	Doha, Qatar	22nd (sf)	100 m	10.28
			24th (h)	200 m	20.46
			3rd (h)	4 × 100 m relay	37.78
2021	Olympic Games	Tokyo, Japan	32nd (h)	100 m	10.22
			9th (h)	4 × 100 m relay	38.162
2023	World Championships	Budapest, Hungary	5th	4 × 100 m relay	37.83
	Asian Games	Hangzhou, China	10th (sf)	100 m	10.22
			2nd	4 × 100 m relay	38.44

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¹Did not start in the semi-finals
²Did not finish in the final

Outdoors

• 100 metres – 9.98 (+0.5 m/s, London 2019)
• 200 metres – 20.23 (+0.7 m/s, Jakarta 2018)
• 400 metres – 46.87 (Fukuroi 2015)