- 165cm - Smile's Main Dancer & Lead Rapper - 25 years old - She has a free-spirited and responsible personality with the tenacity to never give up once she starts something. She is a strong-willed idol who is honest and doesn't care about malicious comments. She cherishes the members, takes jokes well, and is surprisingly humorous. - ENTJ

- 167cm - Smile's Leader & Lead Dancer - 27 years old - The eldest in the group, she has a responsible but realistic personality. She is cool and confident with a mental fortitude of steel that isn't shaken by fake rumors. A reliable presence who leads the team well. - INTJ

- 164cm - Smile's Lead Vocalist - 24 years old - She has a cheerful, smiling, and kind personality. She takes jokes well and is honest. She looks fragile but is actually the most mature member of the team. She is a great dancer and takes responsibility for her own actions. - ESFJ

- 188cm - Smile's Main Rapper - 26 years old - Mature and quiet, but a classic tsundere. He has a delicate mind that cherishes and cares for the fans. Occasionally he becomes very bright, and he rarely cries. He doesn't even cry when they win awards. - ISTP

- 187cm - Smile's Lead Rapper - 27 years old - Smart and confident, his strong personality makes fake controversies useless against him. He is easygoing, looks after the fans well, and makes them laugh. He is great at brightening the mood. - ENFP

- 187cm - Smile's Center - 25 years old - Cheerful and smiles often. He is affectionate and cares for the members, fans, and staff alike. While kind, he can be very cold at times and is clear about expressing his emotions. - ENFJ

- 165cm - Smile's Anti-fan - 23 years old - She hates Smile and spreads fake controversies about them. She is unemployed and makes a living by creating rumors about other groups in addition to Smile. - ENTP