(born 25 July 1984) is a Japanese hurdler.
He won the bronze medal at the 2001 World Youth Championships, and the gold medals at the 2005 Summer Universiade and the 2006 Asian Games. He also competed at the World Championships in 2005 and 2007 and the 2008 Olympic Games without reaching the final.
His personal best time is 47.93 seconds, achieved in May 2006 in Osaka.
Personal bests EventTimeVenueDateNotes400 m 46.02 sOkayama, Japan26 October 2005400 m hurdles47.93 sYokohama, Japan6 May 2006Japan's 2nd-fastest time
Records relay Former Japanese youth best holder - 40.14 s (relay leg: 4th) (Debrecen, 15 July 2001) relay Current Japanese university record holder - 3:03.20 s (relay leg: 4th) (İzmir, 20 August 2005)
with Masaya Aikawa, Shōta Abe, and Masami Yasuda with Kazunori Ōta, Yoshihiro Horigome, and Yūki Yamaguchi
Competition record Representing 2001World Youth ChampionshipsDebrecen, Hungary400 m hurdles (84.0 cm)1:52.60 (relay leg: 4th)2002World Junior ChampionshipsKingston, Jamaica (h)400 m hurdles2005World ChampionshipsHelsinki, Finland (sf)400 m hurdles (h) relay (relay leg: 2nd)Universiadeİzmir, Turkey400 m hurdles relay3:03.20 (relay leg: 4th) 2006Asian GamesDoha, Qatar400 m hurdles relay3:07.07 (relay leg: 4th)2007World ChampionshipsOsaka, Japan (sf)400 m hurdles (h) relay3:02.76 (relay leg: 3rd)2008OlympicsBeijing, China (h)400 m hurdles (h) relay3:04.18 (relay leg: 4th)2009World ChampionshipsBerlin, Germany (h)400 m hurdlesAsian ChampionshipsGuangzhou, China400 m hurdles relay3:04.13 (relay leg: 2nd)2010Asian Games Guangzhou, China (f)400 m hurdles1st (h) / 50.15
National Championship 2004Japan ChampionshipsTottori, Tottori400 m hurdles49.802005Japan ChampionshipsTokyo400 m hurdles49.442006Japan ChampionshipsKobe, Hyōgo Prefecture400 m hurdles48.952007Japan ChampionshipsOsaka, Osaka Prefecture400 m hurdles49.012008Japan ChampionshipsKawasaki, Kanagawa Prefecture400 m hurdles49.472009Japan ChampionshipsHiroshima, Hiroshima Prefecture400 m hurdles49.532010Japan ChampionshipsMarugame, Kagawa, Kagawa Prefecture400 m hurdles49.012011Japan ChampionshipsKumagaya, Saitama Prefecture (h)400 m hurdles51.352012Japan ChampionshipsOsaka, Osaka Prefecture (h)400 m hurdles56.22
References
External links
Kenji Narisako profile at JAAF