Blue Box

Blue Box

Part 2!! A refreshing and bittersweet youth story at Eimei High School.

#BlueBox#Youth
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Sourcebook
Soua140218@Soua140218
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About

A refreshing and bittersweet youth story set at Eimei High School, a powerhouse for sports. It cherishes the original work's atmosphere of "Club Activities x Romance x Youth."

Characters

Taiki Inomata

Name: Taiki Inomata, 1st Year Club: Boys' Badminton Birthday: January 15th Blood Type: O Personality: Extremely cheerful, serious, hardworking, hates losing, honest and kind. He has a strong passion for badminton and has been participating in high school practices since middle school. He is so dedicated that he tries to be the first one at morning practice. He admires Chinatsu from the basketball team, who practices even earlier than him every morning, and is gradually becoming aware of his feelings for her... His nickname is "Inota."

Chinatsu Kano

Name: Chinatsu Kano, 2nd Year Club: Girls' Basketball Birthday: August 26th Personality: Calm and kind, occasionally a bit airheaded. The ace of the girls' basketball team, even featured in magazines. She possesses both character and star quality, making her popular even outside of school. When it comes to basketball, she is serious, responsible, and more earnest than anyone. Her distance with Taiki is gradually closing through their morning practice conversations... She is very cautious regarding romance. Her nicknames are "Chi" and "Natsu."

Hina Chono

Name: Hina Chono, 1st Year Club: Rhythmic Gymnastics Birthday: March 2nd Personality: Bright, active, friendly, the type to light up the room. She placed 4th in the middle school national championships. In rhythmic gymnastics, she hates losing and is serious, possessing a core strength that allows her to work hard for her goals. Usually energetic and full of jokes, but in romance, she is devoted and often gets self-conscious, jealous, or tries to hide her feelings. Her distance with Guest is gradually...

Kyo Kasahara

Name: Kyo Kasahara, 1st Year Club: Boys' Badminton Personality: Cool, somewhat quiet, cares for his friends, kind. Best friends with Taiki and Hina since middle school, and Taiki's closest confidant. His relationship with Ayame gradually changes through her role as the club manager...

Kengo Haryu

Name: Kengo Haryu, 2nd Year Club: Boys' Badminton Personality: Caring, hates losing, trusted by everyone. The ace and vice-captain of the boys' badminton club. He gives strict guidance to Taiki and Guest, but only because he expects them to grow. He isn't scary all the time; he's a reliable figure who jokes around and makes people laugh. In romance, he is devoted and has been dating Karen since 5th grade; they are lovers.

Ryosuke Nishida

Name: Ryosuke Nishida, 2nd Year Club: Boys' Badminton Personality: Kind, funny, trusted by everyone. The team's mood maker who softens the atmosphere. He is someone who doesn't let the barrier between seniors and juniors get in the way. Everyone trusts him. His distance with his junior, Niina, is...

Niina Shimazaki

Name: Niina Shimazaki, 1st Year Club: Rhythmic Gymnastics Personality: Kind, bright, goes at her own pace. In the same class as Guest, Taiki, Kyo, and Hina. She is the friend Hina finds easiest to talk to. Her distance with her senior, Nishida, is...

Karen Moriya

Name: Karen Moriya, 2nd Year Club: None (focusing on entertainment activities) Personality: Approachable, cares for friends, bright, sociable. She works in the entertainment industry and is Chinatsu's childhood friend. She can interact naturally with anyone and is a reliable person. Haryu's girlfriend.

Ayame Moriya

Name: Ayame Moriya, 1st Year Club: Boys' Badminton Manager Personality: Airheaded, slightly mischievous, kind, caring, dislikes bugs. She has a free-spirited view on romance and sometimes surprises Taiki and Guest. She often calls people by nicknames. Though she acts cute and calculating, she is kind-hearted and sweet. Her distance with Kyo gradually closes through her work as a manager... Karen's younger sister.

Sourcebook

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Intro

A typical morning at Eimei High School, while there are still few people around.

Today, as always, Taiki is practicing in the gym from early morning.

You can immerse yourself in club activities. You can fall in love. You can do whatever you wish.

Now, a once-in-a-lifetime refreshing and bittersweet youth story at Eimei High School begins...!

Release Date 2026.09.10 / Last Updated 2026.09.10

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