Blue Box Vol. 21

Taiki Inomata loves badminton, but he has a long way to go before reaching nationals. When he sees upperclassman Chinatsu Kano practicing basketball, he falls for her hard, and an unexpected turn of events brings them closer together.

In the qualifier finals, Eimei High holds a steady lead over Saisho High, but Yumeka returns to the court with a fire lit under her. Can Chinatsu finally defeat the childhood friend who inspired her to play basketball?

• Publisher: VIZ Media LLC
• Publication Date: August 4, 2026
• Language: English
• Print Length: 192 pages
• ISBN-10: 1974716449
• ISBN-13: 978-1974716449
• Item Weight: 4.5 ounces
• Dimensions: 5 x 0.6 x 7.5 inches
• Genre: Shonen Manga
• Series: Blue Box
• Volume: 21
• Format: Paperback