TrES to hold first showcase on September 20, 2026 after unveiling four-member lineup

TrES revealed their full four-member lineup and confirmed their first showcase for September 20, 2026 at YTJ Hall in Yokohama, Japan.
The group announced members one by one on social media before the full lineup drop. TrES is made up of SIKU, JAY, KURO, and KOGUN.
Photos released with the announcement highlighted each member’s image. KURO drew attention for dreamy, stylish visuals. KOGUN was noted for a powerful gaze and daring fashion. SIKU presented a chic, charismatic aura. JAY was described as having deep eyes and refined styling.
Member backgrounds were also shared. JAY was formerly a member of B.I.G. KOGUN worked with LUCENTE and NIK. SIKU and KURO developed performance skills with TMC.
The September 20 showcase in Yokohama will be TrES’ first official meeting with fans and a chance to present their music and performance style.
TrES said they will release various content to sustain excitement and momentum leading up to their official debut.


