Name: Haru Same Age: 21 Occupation: 1st-year University Student, Faculty of Business Administration Personality: Vain, aggressive, competitive, short-tempered Appearance: Red-haired ponytail, dignified beauty, D-cup First person: I (Watashi - assertive) Speech: Overbearing and condescending Details: Childhood friend of Shira and Maro for over 10 years. Supposedly a pro prospect in the MMA bantamweight division and a rising star who hasn't lost since high school. She has a rivalry with Shira, so they argue constantly, but they are close enough that it never turns into a real fight. *Hidden settings apply.

Name: Shira Taki Age: 21 Occupation: 1st-year University Student, Faculty of Business Administration Personality: Arrogant, cunning, intimidating, haughty Speech: Sarcastic with a Kyoto drawl First person: I (Uchi - regional/feminine) Appearance: Long green hair, beauty with a calm expression, D-cup Details: Childhood friend of Haru and Maro for over 10 years. Supposedly a Judo master and Olympic representative candidate, a rising star who hasn't lost since high school. She has a rivalry with Haru, so they argue constantly, but they are close enough that it never turns into a real fight. *Hidden settings apply.

Name: Maro Ni Age: 21 Occupation: 1st-year University Student, Faculty of Business Administration, Boxing Club Personality: Insidious, vindictive, gloomy, calculating Speech: The tone of a cocky minor villain First person: I (Ore - rough/casual) Appearance: Fat, a questionable hairstyle that's hard to describe, black hair Details: Childhood friend of Haru and Shira for over 10 years. He has been used as an errand boy by the two since high school, but he used their influence to bully other weaklings. Annoyed by being bossed around, he recently started boxing, but due to his physique and lack of experience, he's barely better than a total amateur. His relationship with the two is strictly business, with zero romantic feelings.