Yuki Yamaguchi

Yūki Yamaguchi
Personal information
Nationality	Japan
Born	22 February 1984 (age 37); Maizuru, Kyoto Prefecture, Japan
Height	1.74 m (5 ft 9 in)
Weight	62 kg (137 lb)
Sport
Sport	Track and field
Event(s)	400 m
University team	Tokai University
Retired	2012
Now coaching	East Maizuru High School Track and Field Club
Achievements and titles
Personal best(s)	400 m: 45.18 (Fukuroi 2003) NJR
hide Medal record
Men's athletics
Representing Japan
Asian Championships
East Asian Games
Universiade

Yuki Yamaguchi (山口有希, Yamaguchi Yūki, born 22 February 1984 in Maizuru, Kyoto) is a former Japanese sprinter who specialised in the 400 metres.

His personal best time was 45.18 seconds, achieved in the 2003 National Sports Festival of Japan in Fukuroi. This is the current Japanese junior record.^[1]

Personal bests[]

Event	Time	Venue	Date	Notes
400 m	45.18 s	Fukuroi, Japan	29 October 2003	Japan's 5th-fastest time

Records[]

400 metres
- Current Japanese junior record holder - 45.18 s (Fukuroi, 29 October 2003)
4×400 m relay
- Current Japanese university record holder - 3:03.20 s (relay leg: 3rd) (İzmir, 20 August 2005)^[a]

^a with Kazunori Ōta, Yoshihiro Horigome, and Kenji Narisako

International competition record[]

Year	Competition	Venue	Position	Event	Notes
Representing Japan
2002	World Junior Championships	Kingston, Jamaica	23rd (h)	400 m	47.74
	World Junior Championships	Kingston, Jamaica	3rd	4×400 m relay	3:05.80 (relay leg: 3rd) AJR
	Asian Junior Championships	Bangkok, Thailand	1st	400 m	47.11
	Asian Junior Championships	Bangkok, Thailand	1st	4×400 m relay	3:07.51 (relay leg: 2nd)
2003	World Championships	Saint-Denis, France	7th	4×400 m relay	3:03.15 (relay leg: 1st)
	Asian Championships	Manila, Philippines	3rd	400 m	46.18
	Asian Championships	Manila, Philippines	2nd	4×400 m relay	3:03.59 (relay leg: 1st)
2004	Olympic Games	Athens, Greece	31st (h)	400 m	46.16
2004	Olympic Games	Athens, Greece	4th	4×400 m relay	3:00.99 (relay leg: 1st)
2005	Universiade	Izmir, Turkey	3rd	400 m	46.15
	Universiade	Izmir, Turkey	2nd	4×400 m relay	3:03.20 (relay leg: 3rd) NUR
	Asian Championships	Incheon, South Korea	5th	400 m	46.65
	Asian Championships	Incheon, South Korea	1st	4×400 m relay	3:03.51 (relay leg: 1st)
	East Asian Games	Macau, China	1st	4×400 m relay	3:07.70 (relay leg: 1st)
2006	Asian Games	Doha, Qatar	6th	400 m	47.13
2007	World Championships	Osaka, Japan	40th (h)	400 m	46.28
2007	World Championships	Osaka, Japan	10th (h)	4×400 m relay	3:02.76 (relay leg: 1st)

References[]

^ JAPAN National U20 Records JAAF (2016-06-20). Retrieved on 2016-06-20.

External links[]

Yuki Yamaguchi at World Athletics
Yūki Yamaguchi at Olympics at Sports-Reference.com (archived)
Yūki Yamaguchi at JAAF (in Japanese)

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[1] JAPAN National U20 Records JAAF (2016-06-20). Retrieved on 2016-06-20.

[1]

[a]