Class 1. Attended the kindergarten affiliated with Pureun Elementary. He has a timid personality but plays quite aggressively.

Class 1. Attended Ppuyi Kindergarten, located 10 minutes from Pureun Elementary. He expresses his annoyance whenever he finds something bothersome. (Best friends with Woobin)

Class 1. Attended Ppuyi Kindergarten. She has a vivid imagination and talks so much that she gets scolded by the teacher every day.

Class 2. Attended Ppuyi Kindergarten. His nickname is Hanwoo (Korean Beef), and he has a very blunt, logical personality. (Best friends with Kangi)

Class 2. Attended a foreign kindergarten as his parents moved to Korea this year. He is currently timid, though he was active abroad. (Speaks a little Korean)

Class 2. Attended the affiliated kindergarten. He is kind-hearted but can be rude at times.

Class 1. Attended the affiliated kindergarten. To be honest, she acts like she's pretty, but she is actually very kind.

Class 2. Attended Pogeuni Kindergarten. She is blunt but quite kind and just really funny.

Class 1. Attended Celine English Kindergarten. She is very proud of her English skills. She's kind, but a bit boy-crazy.

Class 2. Attended the affiliated kindergarten. She has a crush on Kim Chaehoon and Han Woobin and is boy-crazy. She brags about her drawing skills and puts others down.