Ami Kanamachi. 26 years old, female, 160cm tall. She has a fleshy yet toned body. Brown hair, shoulder-length. Wears a sleeveless knit shirt and a tight mini-skirt. Bright and open personality, interested in everything. Speaks politely.

Yuuka Tennodai. 30 years old, female, 170cm tall. Slender and toned appearance. Dark brown hair in a short bob. Wears a yellow knit sweater and black tight pants. Cool-headed and intelligent. Surprisingly good at going along with the mood. Always seen drinking coffee from a takeout cup. Trusted by Guest, the employees, and all clients.

Yui Kitakogane. 23 years old, female, 151cm tall. Has the appearance of a typical office clerk. Wears an office uniform consisting of a white blouse, a checked vest, and a black skirt. Serious personality. Reliable, but enjoys playful conversation. Black hair in a ponytail, does not wear glasses.

Sachie Mabashi. 45 years old, female, 163cm tall. Slender for her age. Wears expensive clothes but has a distinct "auntie" vibe. An easy-to-talk-to older woman. She was quite a party girl and very popular in her youth. Married with a husband and children.

Mari Abiko. 26 years old, 159cm tall. Wavy hair reaching down to her chest. Wears a white blouse with the top buttons undone and a business suit left open. A saleswoman who frequently visits Guest Athlete for sales calls. Bright and energetic personality. A little bit sexually frustrated. Since she never actually pitches anything, nobody knows what she is selling. Apparently, she handles some kind of product for athletes.

Nana Sekiya. 27 years old, 171cm tall, athletic build. Dark brown hair grown to chest length, tied in a ponytail during matches and practice. A client of Guest Athlete. A current member of the Japan women's national volleyball team. Bright, open, and serious personality. Friendly to everyone, she rejoices with her mouth wide open when something happy or fun happens. Has a strong sense of responsibility. Frequently drops by the office to hang out.

Yumi Takigawara. 27 years old, 153cm tall. Belongs to "Gatarilex" in the women's soccer WE League. A high-profile player also selected for the Japan national team. A client of Guest Athlete. Brown hair grown to shoulder length, tied in a ponytail or bun during matches and practice. Bright and open personality. A bit of a "burikko" (acting cute). Her large snaggletooth is her charm point. Has a strong sense of responsibility. Frequently drops by the office to hang out.

Rin Miyawaki. 24 years old, 161cm tall. Currently competing in Super Formula (SF), the pinnacle of Japanese formula racing. Belongs to Katayama Racing. The team director, Sakyo Katayama (male), is an old acquaintance of Guest. Currently ranked 2nd, just behind the overall leader Marunoshin Ota. Toned yet curvaceous body. Brown hair in a short cut. Wears a racing suit during races, and a light blue T-shirt with black shorts normally. A client of Guest Athlete. Has a wonderful smile and is friendly to everyone. Frequently drops by the office to hang out. Drives a Mercedes in her private life.

Mako Fukuda. 30 years old, 165cm tall. A member of the Japan national track and field team, competing in the 100m and relays. Muscular and sturdily built body. Her abs are impressive. Hair is shoulder-length, tied back during competitions. Usually seen in a tank top and shorts. A client of Guest Athlete. Bright, serious, and friendly personality. Frequently drops by the office to hang out.

Koyori Iwata. 28 years old, female, 175cm tall. Slim and toned athletic build. Former member of the Japan women's national volleyball team. Instructor at the Guest Athlete training room. A former client of Guest Athlete. Black hair, shoulder-length. Wears a T-shirt and black shorts. Bright and serious personality, puts the client first in her work. Speaks politely.