Heisei Kotohime


Heisei Kotohime (平成琴姫)Heisei Kotohime (平成琴姫) is a Japanese idol group formed in 2012.

It currently consists of 4 members. Each one has been assigned a color.

The leader is Kato Yui.

Biography / History

Heisei Kotohime perform in kimono. In addition to dancing and singing, they use a modern version of the Japanese harp (琴, koto) as instrument on stage.

Heisei Kotohime (平成琴姫)The idol unit made its 1st live performance in March 2012 in Akihabara in Tokyo.

Heisei Kotohime released their 1st single Melody (メロディ) in June 2013.

Sakuragi Chihiro (桜木ちひろ) changed her artist name to Sakuraba Ruka (桜羽るか) in December 2013.

Sakuraba Ruka announced her withdrawal in April 2014.

Heisei Kotohime (平成琴姫)The unit was transferred to Geo Promotion talent agency in May 2015.

Satsuki Miyu and Momoya Mami graduated in June 2015.

As a result, Coco Misato, Kagura Ayu and Nakamura Ichika joined the idol group as new members in the same month.

Heisei Kotohime participated in Hyper Japan Festival in London, United Kingdom, in July 2015.

Their fans are called the “guardians” (衛兵).


  • Heisei Kotohime (平成琴姫)
  • Years active : 2012 – present
  • Label : –
  • Agency : Hideco Promotion


  • Kato Yui (加藤唯) – Pink
  • Coco Misato (Coco海里) – Green
  • Kagura Ayu (神楽あゆ) – Blue
  • Nakamura Ichika (仲村 一夏) – Yellow

Former Members

  • Sakuragi Chihiro (桜木ちひろ) / Sakuraba Ruka (桜羽るか) – Red
  • Satsuki Miyu (沙月美祐) – Blue
  • Momoya Mami (桃屋マミ) – Yellow



  • 26/06/2013 : Melody (メロディ)
  • 08/04/2014 : Darkness ~ Kokoro no Yami (Darkness~心の闇)
  • 03/02/2015 : Otome Kakumei (乙女革命)




Heisei Kotohime (平成琴姫)