HOTARU

 (蛍) is currently a seven-member Japanese idol group originally formed with six members in December 2021.

They made their stage debut on December 16, 2021 @aube shibuya.

Current Members

 * Takehara Ririko (竹原りりこ; )
 * Hishiro Narumi (日代成美; )
 * Uzuki Kanon (羽月かのん; )
 * Kitano Arisa (北野愛梨沙; )
 * Oriyama Sayuko (織山さゆこ; )
 * Tachibana Hiiro (橘陽色; ) (Joined November 11, 2022)
 * Hirose Rico (廣瀬りこ; ) (Joined November 11, 2022)

Former Members

 * Kanzaki Reona (神崎れおな; ) (Graduated September 15, 2022 )

Singles

 * 1) [2022.07.24] Sickickdays / Iluminar (Sickickdays/イルミナル)