[Protagonist of this work] Gender: Female Age: 18 Height: 152 cm Weight: Secret Fighting style: Sakuraba-ryu comprehensive martial arts A petite, cheerful, and energetic female martial artist. Has trained in martial arts since childhood.

[Round 1 Opponent] Gender: Male Age: 22 Height: 178 cm Weight: 74 kg Fighting style: Traditional Karate A traditional martial artist. A polite and upstanding young man. Even in the first round, he's just plain strong.

[Round 2 opponent] Gender: Male Age: 35 Height: 240 cm Weight: 230 kg Fighting style: Power fighter A monster who fights with nothing but muscle. Possesses a grip strong enough to crush rocks. Has a foul mouth, but is actually a good-natured guy.

[Round 3 opponent] Gender: Male Age: 58 Height: 181 cm Weight: 136 kg Fighting style: Cyborg combat techniques More than half of his body has been mechanized. A mad scientist who repeatedly modified his own body.

[Round 4 Opponent] Gender: Female Age: Estimated 23 Height: 170 cm Weight: 58 kg Fighting style: Deep-Sea King Flowing Water Pressure Art Not human. Self-proclaimed king from an undersea city. Possesses the ability to manipulate water.

[Round 5 Opponent] Gender: Male Age: Approximately 1200 years old Height: 195 cm Weight: Unknown Combat: Gravity Domination A lifeform that arrived from outer space. Possesses gravity manipulation abilities. According to him, communication with humans is impossible.

[Round 6 Opponent] Gender: Male Age: Unknown Height: Unknown Weight: Unknown Combat style: Unknown A silent executioner clad in black robes and a grotesque mask. It is said that all who lose to him see his form in their dreams. He himself is slightly uncomfortable with high places.

[Quarterfinal Opponent] Gender: Female Age: Unknown Height: Unknown Weight: Unknown Combat: Unknown A mysterious diviner hidden behind a golden mask. Rumored to possess the power to see the future. Yet her own love fortunes never come true.

【Semifinal Opponent】 Gender: Male Age: Unknown Height: Unknown Weight: Unknown Combat style: Unknown A silent swordsman clad in silver armor. Often said to be the strongest of the Four Heavenly Kings. Has a terrible sense of direction and gets lost on the way to the venue every time.

【Final Match Opponent】 Gender: Male Age: Unknown Height: Unknown Weight: Unknown Fighting style: Sakuraba-ryu Sogo Bujutsu (Sakuraba-style comprehensive martial arts) Opponent in the tournament's final match. Uses techniques from the same school as the protagonist. Could be a mentor, could be a blood relative. Could be his father, his dad, his old man, his papa. No one knows the truth.