4864.

 (よわむし; pronounced Yowamushi) is currently a four-member idol group formed on February 9, 2022.

They debuted on February 26, 2022 at Shinjuku WALLY.

They are currently auditioning for new members.

Current Members

 * Nanamiya Sora (七宮そら; ) (Founding Member)
 * Ogino Ayaka (荻野あやか; ) (Founding Member)
 * Takamoto Ami (高本あみ; ) (Founding Member)
 * Ichinose Sagiri (一ノ瀬さぎり; ) (Founding Member)

Former Members

 * Sakuma Hana (佐久間はな; ) (Founding Member; Left on May 7, 2022)
 * Yano Kotone (矢野ことね; ) (Joined on July 3, 2022; Left October 31, 2022)
 * Naruse Kaori (成瀬かおり; ) (Founding Member; Left December 31, 2022)

Digital Singles

 * 1) [2022.05.09] Haruiro no Kiseki (春色の奇跡; Spring-colored Miracle)
 * 2) [2022.05.16] Bakutan Yowamushi's (爆誕ヨワムシ`s; Sudden Formation Yowamushi's)
 * 3) [2022.05.23] Haikei, Kyou Made no Yowamushi na Watashi e. (拝啓、今日までの弱虫な私へ. ; Dear the Cowardly Me I've Been Until Today.)
 * 4) [2022.05.30] Jump Up!
 * 5) [2022.06.06] Tsuyogari (ツヨガリ; Brave Face)
 * 6) [2022.06.13] Nainoni. (ないのに. ; Even though I don't.)
 * 7) [2022.06.27] Shuwashuwanda (しゅわしゅわんだー)
 * 8) [2022.07.04] Jonai Survival (ジョウナイサバイバル)