Tsubadan Kids.

Tsubadan Kids (つば男KIDS; also known as Tsubadan Youth (つば男YOUTH)) is a 8-member group managed by Tsubasa Danshi Production. Another profile detail is that The group appears to have formed in February 2022. Additional background says that they promote alongside their older brother groups. The profile also notes that It is unsure whether they are a permanent group or just a group of younger trainees. Another profile detail is that The new system splits the group into 2 units. Additional background says that The KIDS members are elementary students and under while the YOUTH members are junior high students and above. The profile also notes that This system was implemented following the addition of the new members. Another profile detail is that they will still promote as one group.