- Likes to listen to Michael Jackson's songs.
- Is also close to all A-Pink members, just like Ilhoon.
- Likes tasty food. He eats anything. He's not picky.
- Hobbies/specialties: playing drums and piano and looking for a place to drink coffee.
- Is a good-natured person too, just like the leader.
- Among the members of BTOB, Changsub is the only one with the blood type "O".
- His family consists of his father, mother and older brother.
- Is in charge of the aegyo.
