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Katsumata Aiko

Katsumata Aiko (勝又亜依子) is a Japanese singer.


  • Stage name: Heartbeat (ハービー), ahhco
  • Birthday: November 5, 1985 (1985-11-05) (age 35)
  • Birthplace: [[Nagoya], Japan


Katsumata Aiko was one of the two winners of the Chou Utahime Audition which are on the TV show ASAYAN in 2001. She made her debut as Katsumata Aiko on YOSHIMOTO R and C Co., Ltd. on January 23, 2002 with the single KEEP ON YOUR SIDE.

In 2004, she changed record labels to Universal Sigma and changed her name to ahhco before changing it again in 2010 (to Heartbeat).





Limited release

External Links