Z3-B3

 is a group within Zero Project. The theme of the group is powerful.

The first line-up was announced on October 25, 2022.

Current Members

 * Aone Konoha (蒼音このは; ) (Founding Member)
 * Kusaka Hiiro (日下緋彩; ) (Founding Member)
 * Kumayuri (くまゆり; ) (Founding Member)
 * Sato Suzu (佐藤寿々; ) (Founding Member)
 * Harupon (はるぽん; ) (Founding Member)