Momoiro Clover Z Wiki
Momoiro Clover Z Wiki

Rock A Japonica (ロッカジャポニカ) was a five member idol girl group managed by Stardust Promotion under Stardust's Section 3 Idol active from 2015 until 2019.

Group Notes[]

A study book that lives with you! We are Rock A Japonica! (あなたと生きる学習帳!ロッカジャポニカです!)
— Introduction Line

  • The group was called Hashire!-gumi (走れ!組) or King Records-gumi (Kari) (キングレコード組(仮)) prior to the group's debut.
  • Originally, the group was a subunit of the new project of 3B junior. On December 18, 2016, the group left 3B junior in order to travel around and improve skills.
  • The group is the first-ever Mukigen Mushashugyou (無期限武者修行) unit managed by Stardust Promotion. This means that the group is traveling around and improving skills until further notice.
  • The group's music seeks to combine characteristics of Japan with the swinging, stimulating, and moving sound of rock.
  • The group plans to conquer not just the idol music scene, but the Japanese music scene and beyond.
  • Fans of the group are called O-tomodachi (オトモダチ).
  • The group was disbanded on April 29, 2019. In July 15, Luna Naito, Misato Hirase, and Chiho Takai formed a new group named "B.O.L.T" with two new members.


Name Kanji Date of Birth Notes
Ami Uchiyama 内山あみ January 17, 2000 (2000-01-17) (age 22) Nickname: Amipon (あみぽん)
Former KAGAJO☆4S Member
Runa Naitou 内藤るな December 23, 2000 (2000-12-23) (age 21) Nickname: Runrunpanpan (るんるんぱんぱん)
Former Minitia☆Bears Member
Ruka Shiina 椎名るか July 28, 2001 (2001-07-28) (age 20) Nickname: Ruttan (るったん)
Former Minitia☆Bears Member
Chiho Takai 高井千帆 November 20, 2001 (2001-11-20) (age 20) Nickname: Chii, Chii-chan (ちぃ、ちぃちゃん)
Former Minitia☆Bears Member
Misato Hirase 平瀬美里 August 6, 2002 (2002-08-06) (age 19) Nickname: Mii, Mii-chan (みぃ、みぃちゃん)
Former Minitia☆Bears Member


Main Article: Rock A Japonica's Discography


Major Singles
  • World Piece (ワールドピース) [2016.01.27]
  • Kyouka SHOCK! (教歌SHOCK!) [2016.07.06]
  • Dakedo Yumemiru (だけどユメ見る) [2016.11.23]
Limited Distribution Singles


Major Albums
  • Magical View [2017.11.15]
Albums with 3B junior
  • 3B junior First Album 2016 (3B junior ファースト・アルバム 2016) [2016.09.07]

Concerts Released on DVD and Blu-ray[]

  • TBA


  • Rock A Japonica is one of the few Stardust Idol Groups that does not feature color-coded members.
  • The group is the first Stardust Idol Group to release its first single on a major record label.

Photo Gallery[]

Various Group Photos


External Links[]


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