This article is about a/an actor in Kamen Rider Kiva.

Kōji Seto (瀬戸 康史 Seto Kōji) is a Japanese actor and singer. He played the role as Wataru Kurenai in Kamen Rider Kiva. Through his role with Kamen Rider Kiva, he was also the lead vocalist of the J-Rock band Tetra-Fang. He reprised his role as Wataru Kurenai for the first and last episode of Kamen Rider Decade, as well as the Decade portion of Kamen Rider × Kamen Rider W & Decade: Movie War 2010. As of OOO, Den-O, All Riders: Let's Go Kamen Riders, Kiva was voiced by replacements in later appearances.

The lively and bright multi-talented Seto is nicknamed Setomaru (瀬戸丸) and is a member of the acting group D-Boys.

Personal Life

  • Seto has been in a relationship with actress Mizuki Yamamoto since 2016. They publicly announced their engagement on August 1, 2020, and married on August 7, 2020.[1][2]

Discography in Tokusatsu

Year Title CD Info Track List
2008 Destiny's Play TETRA-FANG (Kamen Rider Kiva ED Single)
  • Destiny's Play
  • Destiny's Play NEO Romanesque Guitar EDIT
  • Destiny's Play Additional Kivat-Bat the 3rd EDIT.
  • Destiny's Play instrumental
Individual-System TETRA-FANG (Kamen Rider Kiva ED Single)
  • Individual-System
  • Individual-System technical guitar fist
  • Individual-System instrumental
  • Individual-System NAGO advance fist
Circle of Life Solo Vocalist (Kamen Rider Kiva Movie ED-Single)
  • With you - Wataru feat. Crimson Fang
Supernova TETRA-FANG (Kamen Rider Kiva Mini-Album)
  • Entrance Procession
  • Supernova (Tribute to Emperor form)
  • Shout in the Moonlight (Tribute to Garulu)
  • Innocent Trap (Tribute to Basshaa)
  • Silent Shout (Tribute to Dogga)
  • Message (Tribute to Father)
Roots of the King TETRA-FANG (Kamen Rider Kiva ED-Single)
  • Roots of the King
  • Individual-System acoustic fist
  • Roots of the KING instrumental
  • Individual-System acoustic fist instrumental
Destiny TETRA-FANG (Kamen Rider Kiva Album)
  • Mind Garden
  • Destiny's Play
  • Roots of the King
  • Lightning to Heaven
  • Exterminate Time
  • Eternity Blood
  • Supernova
  • Individual-System
  • Rainy Rose
  • Prayer〜Message2
  • No matter who You are
2009 Kamen Rider Kiva Re-Union TETRA-FANG (Kamen Rider Kiva Album)
  • Destiny’s Play Re-Union
  • This love never ends (Emperor Edit.)
  • Roots of the King (Acoustic Edit.)
  • Beginning ~ Message 3

External Links

Official Twitter


Community content is available under CC-BY-SA unless otherwise noted.