Junya Koga

Personal information
Full name	Junya Koga
Nationality	Japan
Born	(1987-07-19) July 19, 1987 (age 37) Kumagaya, Saitama Prefecture, Japan
Height	1.81 m (5 ft 11 in)
Sport
Sport	Swimming
Strokes	Backstroke
Medal record Men's swimming World Championships (LC) 2009 Rome 100 m backstroke 2009 Rome 50 m backstroke 2017 Budapest 50 m backstroke World Championships (SC) 2016 Windsor 50 m backstroke 2016 Windsor 4x50 m freestyle 2016 Windsor 4x100 m medley 2016 Windsor 4x50 m mixed medley Asian Games 2006 Doha 50 m backstroke 2010 Guangzhou 50 m backstroke 2014 Incheon 50 m backstroke 2010 Guangzhou 100 m backstroke Pan Pacific Championships 2010 Irvine 50 m backstroke 2010 Irvine 100 m backstroke 2010 Irvine 4×100 m medley Universiade 2009 Belgrade 50 m backstroke 2007 Bangkok 50 m backstroke 2009 Belgrade 100 m backstroke

Junya Koga (古賀 淳也, Koga Junya, born July 19, 1987) is a Japanese backstroke swimmer. He is a Waseda University student in Tokyo.

In May 2009, he set the Japanese records in the 50 m and 100 m backstrokes at the 2009 Japan Championships, qualifying for Japan's team to the 2009 World Championships.^[1]

In long course

• 50m backstroke 24.24 Asian record (August 1, 2009)
• 100m backstroke 52.26 (July 28, 2009)

• (in Japanese) Koga's profile from TV Asahi; retrieved 2009-07-29.

• JunyaKoga official site
• official blog(じゅんやこがの夢のような日記) (in Japanese)