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Junya Koga

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.

Personal bests

In long course

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

References

External links