Uchouten Trigger

 (有頂天トリガー) is a four-member Japanese idol group unveiled on August 16, 2021.

They'll make their stage debut on October 11, 2021 @Zepp Yokohama.

Members

 * Tomoshiro Kanon (知白鹿遠; )
 * Otoi Saki (音井彩希; )
 * Onemu Rikka (おねむ りっか; )
 * Aisaki Yuuri (藍咲ユウリ; )

Trivia

 * All members are concurrent PLUMAGE members.