JO1 Members Profile and Facts: JO1 is a 11-member Japanese boy group formed by the top contestants of Produce 101 Japan under LAPONE ENTERTAINMENT, consisting of Yonashiro Sho, Kawashiri Ren, Shiroiwa Ruki, Kono Junki, Sato Keigo, Kawanishi Takumi, Kimata Syoya, Ohira Shosei, Kinjo Sukai, and Mamehara Issei. Tsurubo Shion left the group on December 31, 2025. … Continue reading JO1 Members Profile