JAPANARIZM

 is a Japanese festival music themed idol group formed in May 2016. They were named Happippi (はっぴっぴ) until November 11, 2019.

Current Members

 * Takaki Yuria (髙木由莉愛; ) - Leader (Original Member)
 * Eguchi Yuka (江口結香; ) - Sub-Leader (Original Member)
 * Namiking (なみきんぐ; ) - Playing Manager (Joined January 2018)
 * Amano Nayu (天乃七夕; ) (Joined January 2018)
 * Nishimura Sayuri (西村彩有里; ) (Joined January 2018)
 * Kohinata Natsumi (小日向夏実; ) (Joined November 2019)
 * Nishino Runa (西野瑠奈; ) (Joined February 2020)

Former Members

 * Shiomi Kana (汐海夏那; ) - Leader (Original Member, Graduated September 2017)
 * Yoshikura Chiharu (吉倉千晴; ) (Original Member, Graduated December 2017)
 * Natsumi Urara (夏海うらら; ) (Original Member, Graduated January 2018)
 * Ichikawa Chinatsu (市川千夏; ) (Joined January 2018, Graduated July 2018)

Singles

 * [2016.11.22] Happi Kite Happippi (はっぴ着てはっぴっぴ)
 * [2018.09.28] Omikoshi Frontier (お神輿フロンティア)

Limited Edition Singles

 * [2017.07.15] Shuriken Strike!!