Z3-B4 is a group within Zero Project. The theme of the group is personality.
The first line-up was announced on September 17, 2022.
Members[]
Current Members[]
N/A
Former Members[]
- Kanzaki Chisato (神崎千聖; Blue) (Founding Member)
- Kumayuri (くまゆり; Pink) (Founding Member)
- Sawada Nana (澤田なな; Soft Light Blue) (Founding Member)
- Aino Momo (愛乃もも; Dreamy Purple) (Joined October 25, 2022)
- Ichigozaki Mayu (一期崎まゆ; Strawberry) (Joined October 25, 2022)
- Kiri (きり; Dark Purple) (Joined October 25, 2022)
- Yamada Nao (山田菜緒; Creamy Pink) (Joined October 25, 2022)
- Yayoi Megu (弥生めぐ; Yellow) (Founding Member)
- Rukino (るきの) (Joined December 28, 2022)
- Misaki Rikka (みさきりっか; Light Blue) (Joined December 28, 2022)
- Aimi Yuka (藍南ゆか) (Joined December 28, 2022)
- Kayano (かやの; White) (Joined December 28, 2022)
- Hikari (ひかり; Royal Blue) (Joined December 28, 2022)
- Aone Konoha (蒼音このは) (Joined May 24, 2023, Contract suspended June 16, 2023)
- Todoroki Shizuku (轟雫玖) (Joined May 24, 2023)
- Yukina Yuki (雪名ゆき) (Joined May 24, 2023)
- Aisaka Yuuna (逢坂ゆうな) (Joined May 24, 2023)
- Kisumi Megu (姫菫めぐ) (Joined July 2023)
- Pu~ko・Fuwanhowaa~ (ぷ〜こ・ふわんほわぁ〜) (Joined July 2023)
- Yuu. (夕。) (Joined May 24, 2023)
- Rio (りお) (Joined July 2023)
- Sakurazaka Ai (桜坂愛衣; White) (Joined August 2023)
- Kamino Saya (神乃さや; Amethyst Purple) (Joined August 2023)
- Akaishi Rena (赤石玲菜; Red) (Joined August 2023)
- Sakurai Minami (桜井みなみ; Pink) (Joined August 2023)
- Hiiragi Aoi (柊あおい; Blue) (Joined August 2023)