Yuna, a member of the group aoa, reported on the recent news.
Yuna posted several photos on her Instagram account on the 28th.
Yuna also released his photo with a post called "Premier Birthday" in the post.
In particular, Yuna caught his eye because his hat seemed to cover his small face.
The group aoa, which Yuna belongs to, recently released a new song 'Come to see me'.