Blue Box is a oNA (web) anime that premiered in fall 2024, produced by Telecom Animation Film.

About the production: the story comes from a manga, there are 25 episodes of about 24 minutes and its current status is "finished".

Its main genres are romance, slice of life and sports, with themes such as Heterosexual, Primarily Teen Cast, School Club and Coming of Age.

On AniList, Blue Box has an average score of 81%, a very good score, and appears on 156,791 users' lists.

The franchise continues in or follows from: Ao no Hako Season 2.

Do these sports-crossed lovers have a chance? Taiki Inomata loves badminton, but he has a long way to go before he can reach nationals. When Taiki sees upperclassman Chinatsu Kano practicing her heart out on the girls’ basketball team, he falls for her hard. After an unexpected turn of events brings the two closer together, sports might not be the first thing on their minds anymore! (Source: TMS Anime) Note: The series streamed a week in advance on Netflix Japan starting with episode 2 released alongside episode 1.

Official synopsis from AniList.