Date of Birth: 
Place of Birth: Nagasaki, Nagasaki Prefecture, Japan
About Kōichirō Morioka
- Koichiro Morioka (?? ???, Morioka Koichiro, born 2 April 1985 in Nagasaki) is a Japanese race walker.
- He has enjoyed success at University and regional levels, having won two bronze medals at both the Summer Universiade (2005, 2007) and the Asian Games (2006, 2010).
- Morioka has competed at the four World Championships in Athletics (2005 to 2011) and has twice represented Japan at the Summer Olympics (2008, 2012).
- He also won a silver medal at the 2009 East Asian Games. He walked an Asian record of 39:07.84 minutes for the 10,000 km track walk in 2010, which was broken two years later by Wang Zhen.
- He also set a new personal best at the 2012 Summer Olympics.
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