One n’ only members profile and facts Discover the ultimate in hair care with one n' only products The group was formed following a joint tour between ebissh and sbc in april 2018
ONE N’ ONLY(ワンエンオンリー)メジャーデビューシングル『BLAST(ブラスト)』ビジュアル解禁!さらに大阪リリースイベント詳細も
They officially debuted on may 7, 2018, with their first single, “i’m swag.” kenshin departed from the group on march 4, 2025.