PLANCK STARS

 (プランクスターズ) is an idol group that debuted on December 31, 2018.

Their sound is a mix of Rock and EDM. Their theme is to be "free and wild bad kids". Both the members and the fans are called Warugaki (悪ガキ).

On December 31, 2021, they announced they would be making their major label debut under WARUGAKI RECORDS, distributed by Columbia Records.

Current Members

 * Kan Nyan (カン・ニャン; ) (Original Member; Leader)
 * Anaru Rairai (愛成 来来; ) (Original Member)
 * Koharu Nushi (虹春ぬし; ) (Joined December 11, 2020)
 * Momoshikiya Furukinokibano Shinobunimo Naoamariaru Mukashinarikeri (ももしきや古き軒端のしのぶにもなほあまりある昔なりけり; ) (Joined February 26, 2022)
 * Emma Chacha (エンマチャチャ; ) (Joined July 2, 2022)
 * Nihon Zaru (ニホン・ザル; ) (Joined July 2, 2022) - Monkey
 * Puri-chan (プリちゃん; ) (Joined August 21, 2022) - Dog

Former Members

 * Karei pan Yotsuba (華麗panよつば; ) (Original Member; Graduated August 11, 2019)
 * Hebina Erika (蛇那ヱリヵ; ) (Original Member; Graduated March 29, 2020)
 * Mana Tissue Fold (マナ・ティッシュ・フォールド; ) (Joined December 21, 2019; Graduated November 29, 2020)
 * Tanaka Iroha (田中いろは; ) (Joined December 11, 2020; Withdrew August 18, 2021)
 * Sumi Tan (スミ・タン; ) (Joined December 21, 2019; Graduated February 23, 2022)
 * Chan Richan (張李江; ) (Joined December 11, 2020; Graduated July 1, 2022)
 * Hikicomo Ricca (緋鬼籠六花; ) (Original Member; Graduated January 2, 2021; Re-joined September 25, 2022; Withdrew February 7, 2023)
 * uyu (ぅゅ; ) (Joined September 25, 2022; Withdrew March 30, 2023)

Timeline
Note: - Member on Hiatus

FAKE PLANCK STARS
FAKE PLANCK STARS (偽プランクスターズ) is an idol group formed in October 2022.

They were a temporary group that were active from November 1 to November 15, 2022, while the members of PLANCK STARS went through training as temporary members in different groups.

They disbanded on November 15, 2022 @Hiroshima PEACE CAFE.

They are currently active as part of the promotional team for YABACUBE INC. joint album #YABABABABABABABABABABACUBE.

Members

 * Nishimoto Meisa (西元めいさ; Rainbow )
 * Kohinata Minori (小日向みのり; )
 * Yunipi (ゆにぴ; )
 * Aizawa Aria (逢沢ありあ; )
 * Enjiteya (えんじてゃ; )
 * Okayutyan. (おかゆてゃん. ; )
 * Babu Moemi (馬武萌水; )
 * Aipome Hime (あいぽめ姫) (Withdrew November 1, 2022)
 * MiRichan
 * Usagi (うさぎ; )
 * Biwako-kun (びわ湖くん) (Joined November 13, 2022; Withdrew November 13, 2022 for creative differences)
 * Chan Richan (張李江; ) (Joined March 25, 2023)

Mini Albums

 * 1) [2022.03.22] Ochiomegarema (ぉちωﾚま°)
 * 2) [2022.11.15] BUTTER DOG SUMMIT

Albums

 * 1) [2020.06.01] FUCK THE PINCHIKE (FUCK THE ピンチケ)
 * 2) [2021.12.31] STAY FUCKIN' GOLD

Digital Singles

 * 1) [2020.03.23] MACH DRIVE TIME!
 * 2) [2020.09.05] Second Challenge (セカンドチャレンジ)
 * 3) [2020.09.06] Kore de Yatto Kimi to Hanashi ga Dekiru (これでやっと君と話ができる)
 * 4) [2020.09.10] WAKE ME UP
 * 5) [2020.12.06] HE HIS HIM HIS
 * 6) [2020.12.16] PLANCK STARS desu. (プランクスターズです. )
 * 7) [2021.01.31] Owaranai (終わらない)
 * 8) [2021.05.11] FUCK THE PINCHIKE (FUCK THE ピンチケ)
 * 9) [2021.05.11] Gyakkyou Parasite (逆境パラサイト)
 * 10) [2021.05.11] Zettai Angel (絶対エンジェル)
 * 11) [2022.07.01] Soiyassa! Hayashi-kun (ソイヤッサ！林くん)

Solo and Unit Digital Singles

 * 1) [2021.05.12] Jackpot Fanfare (ジャックポットファンファーレ) - Kan Nyan Solo
 * 2) [2022.05.03] Koakuma GIRLFRIEND (小悪魔GIRLFRIEND) - Koharu Nushi Solo
 * 3) [2022.07.02] REVOLUTiONiZE - Chan Richan Solo
 * 4) [2022.07.08] My Favorite Gekisha (マイフェイバリット激写) - Kan Nyan and Anaru Rairai

Limited CDs

 * 1) [2021.06.20] 2021.06.18 Osaka-shuku ni te (2021.06.18 大阪宿にて)
 * 2) [2022.07.16] Oretachi no RAD JAM (俺たちのRAD JAM)

Collaboration Albums

 * 1) [2023.06.20] #YABABABABABABABABABABACUBE ( # やばばばばばばばばばばきゅーぶ)

Trivia

 * On September 14, 2022, they announced a world tour to 5 countries.
 * From November 1, 2022 until November 13, 2022, all members went on hiatus from the group in order to train in separate groups. The members were replaced by FAKE PLANCK STARS during this time period:
 * Kan Nyan in Atama no Naka wa 8bit
 * Rairai in LEIWAN and SHAKILAMO!
 * Koharu in EMPATHY
 * Mori in RYUKYU IDOL
 * Emma in Kuusou Moment L+
 * Ricca in MoeMoe𖤐Destruction
 * uyu in husky
 * Nihon Zaru on Mount Ōmine
 * Puri-chan in YUMEADO EUROPE
 * Former member Richan in COMRIZED DAIYON