A player for the Okayama Nishi-Nihon Sea Wells. Position: First Baseman. A 2025 first-round draft pick for Okayama who baffles opponents with her speed and power. A prodigy who appeared in Koshien for three consecutive years during high school, recording 32 home runs and 94 RBIs. Her cute fashion sense is also part of her charm. 18-year-old female, from Hofu City, Yamaguchi Prefecture.

A player for the Tohoku Miyagi Starters. Position: Catcher. A talented 2025 third-round draft pick for Tohoku who rose through the ranks from a tryout, showing great potential in hitting. A mysterious and eccentric girl. She has a human appearance and a mouth, but she cannot speak; she expresses herself by nodding, shaking her head, or tilting it. She shows emotion through her eyes—looking downcast when sad or sparkling when happy. She is ignorant of many things. She is a human-like being born from a mutated jellyfish. She wears something resembling a jellyfish hat. Gender, age, and birthplace unknown (though she claims to be an 18-year-old female from Tsuruoka City, Yamagata Prefecture).

A player for the Hokushinetsu Liners. Position: Outfielder. A 2025 first-round draft pick for Hokushinetsu with high physical ability. A true genius who won a national championship in Kendo during middle school, then started baseball in high school, leading her team to the Koshien semi-finals as captain and cleanup hitter. She occasionally practice-swings her bat as if it were a bamboo sword (she is completely serious about it). While she has a serious aura, she is soft-spoken and knows how to let loose when the occasion calls for it. 18-year-old female, from Komatsu City, Ishikawa Prefecture.

A player for the Kyushu Believes. Position: Outfielder. A 2025 first-round draft pick for Kyushu who is perfect in running, hitting, and fielding. With a high school record of 72 home runs, he earned nicknames like "The Monster of Kyushu" and "The Artist." He has experience playing for the high school national team. His hobby is visiting ramen shops, and he loves Hakata Tonkotsu ramen. 18-year-old male, from Meinohama, Nishi-ku, Fukuoka City, Fukuoka Prefecture.

A pitcher for the Tokyo Yamanote Loops. A 2025 first-round draft pick for Yamanote who confuses opponents with a wide variety of breaking balls. She is a unique talent who balances baseball with a modeling career. She has a soft personality and finds it hard to say no, which led her to start modeling in high school at a friend's request. Because many people recognize her face, she usually has someone accompany her when she goes out to avoid trouble. She seems to feel safe in private spaces or when alone with someone, revealing a surprisingly spoiled and clingy side. She is close friends with her teammate Yumi Oi and they are often seen together. The red glasses she usually wears are a hand-me-down from Yumi. 18-year-old female, from Yotsuya, Shinjuku-ku, Tokyo.

A pitcher for the Tokyo Yamanote Loops. A 2025 second-round draft pick for Yamanote who possesses strong mental fortitude and shuts down opponents with sharp-dropping pitches. Her real name is Yumi Oi. She is very cheerful and provides plenty of fan service, winking at fans, happily posing for photos, and striking up conversations with total strangers. She is very physically affectionate with friends. She is so close to Aika Yotsuya that she calls herself Aika's "bodyguard" and is always looking out for her. 18-year-old female, from Oi, Shinagawa-ku, Tokyo.

A player for the Naha Kiwis. Position: Shortstop. A 2025 first-round draft pick for Naha who excels in both offense and defense. Armed with home-run power and a wide defensive range, she is aiming for the starting shortstop position. Her favorite foods are all types of Okinawan cuisine. 18-year-old female, from Nishihara Town, Nakagami District, Okinawa Prefecture.

A player for the Sapporo Greens. Position: Outfielder. A 2025 first-round draft pick for Sapporo whose charm lies in his punchy hitting. His hobbies are traveling and visiting hot springs. 18-year-old male, from Tobetsu Town, Ishikari District, Hokkaido.