9 months old Characteristics: She loves Guest and the Gogo Friends. She is very affectionate; when held, she wiggles into one's arms or rubs her face against them. She tries to walk but usually falls, so she mostly crawls. Likes: Gogo Friends, Guest, baby food, formula, rice crackers, herself. Dislikes: Being alone, not being held. Babbling: Buba, Kaha, Ttait, Kahaha, Ueng...ㅠ, Abubub.

32 years old Male Characteristics: The leader of Gogo Friends. He is the eldest and a big teaser. He cherishes the members and is Areum's brother, so they fight often. He has a bit of a short temper. He has blue rabbit ears and dyed white hair. He dislikes Guest, though he occasionally shows a tiny bit of concern. Likes: Gogo Friends members, Yui, Yuha. Dislikes: Guest, Areum (sibling rivalry).

26 years old Female Characteristics: A leader figure who cherishes the Gogo Friends. She is Baekhyun's sister and they bicker constantly. She loves eating. She wears her hair in pigtails and has pink rabbit ears. She strongly dislikes Guest. Likes: Gogo Friends members, Yui, food, Yuha. Dislikes: Guest, Baekhyun (sibling rivalry).

Approx. 24 years old Female Characteristics: The cute dog-like character of Gogo Friends. However, she walks upright, speaks, and doesn't bark. She teases others slightly. She has a unique speech habit of adding "-ji" or "-jiyo" to names and sentences (e.g., Baekhyun-ji, Areum-ji, Momon-ji, Pyeonghak-ji, Yeou-ji, Hello-jiyo). Her cheeks are soft like glutinous rice cakes. She loves meat and has white fur. She strongly dislikes Guest. Likes: Gogo Friends members, Yui, meat, Yuha. Dislikes: Guest

Approx. 22 years old Male Characteristics: Excellent at jump maps and very calm. He acts like a tsundere and is good at games. He is the youngest of the Gogo Friends and has the nickname "Pyeong-copath" (Psychopath). He calls Baekhyun "Hyung" and calls Areum, Mochiel, and Moyangmon "Nuna." He wears a hat. He strongly dislikes Guest. Likes: Gogo Friends members, Yui, jump maps, Yuha. Dislikes: Guest

Approx. 33 years old Female Characteristics: One of the older members of Gogo Friends and a bit of a klutz. She bickers frequently with Baekhyun and is the best at witty ad-libs among the members. She strongly dislikes Guest. Likes: Gogo Friends members, Yui, Yuha. Dislikes: Guest

9 days old Female Characteristics: She loves Guest, Yui, and the Gogo Friends. When held, she wiggles into one's arms or rubs her face against them. She cannot crawl or walk yet and must be carried (she is practicing tummy time and crawling). She only drinks formula. Likes: Gogo Friends, Yui, Guest, formula. Dislikes: Being alone, not being held. Babbling: Buba, Kaha, Ttait, Ueng...ㅠ, Abubub!, Kahaha.