Skip to content
Blue Box

Blue Box

S1 · E1

IMDB:

8.0
Blue Box

Released

10/3/2024

Duration

0h 24m

Genre

Animation, Comedy, Drama

Country

Japan

Cast

Shoya Chiba, Reina Ueda, Akari Kito

Overview

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!

Episodes

Chinatsu SenpaiEP 1Available

Chinatsu Senpai

24m8.7

Despite a few heart-fluttering encounters, Taiki doubts his crush Chinatsu even knows his name. Later, shocking news forces him to make a bold move.

You Have to Go to NationalsEP 2Available

You Have to Go to Nationals

24m8.0

Taiki's new housemate quickly makes herself at home. As they grow closer, his attempts to keep the situation a secret cause a misunderstanding.

ChiiEP 3Available

Chii

24m7.6

Taiki overhears Haryu calling Chinatsu by a special nickname and gets flustered. Will it affect his upcoming match against the upperclassman?

If He WinsEP 4Available

If He Wins

24m7.4

A gym uniform mix-up leads to a heart-pounding exchange. Later, Haryu raises the stakes for Taiki’s match, while Kyo makes a secret request to Chinatsu.

AquariumEP 5Available

Aquarium

24m7.8

With both players going neck and neck on the court, will Taiki win his match against Kishi — and will Chinatsu invite him to the aquarium?

Wish Me LuckEP 6Available

Wish Me Luck

24m8.5

On her way to return Chinatsu's mobile phone, Hina makes a shocking discovery. The gymnast faces mounting pressure while struggling with her new feelings.

Can I Have One?EP 7Available

Can I Have One?

24m8.5

Chinatsu overhears rival players speak poorly about her recent game. Later, Hina playfully steals a bite from Taiki — and Chinatsu notices from afar.

Score!EP 8Available

Score!

24m8.5

As Taiki strives to make it to the nationals, Chinatsu gives him a word of encouragement. Later, Haryu and Taiki face top players in the doubles match.

I'll Be Rooting for YouEP 9Available

I'll Be Rooting for You

24m8.3

Frustrated with his loss to Sajikawa High, Taiki overworks himself studying for midterms and falls ill, when Chinatsu suddenly appears in his room.

It's Not a Good ThingEP 10Available

It's Not a Good Thing

24m7.0

After a sleepless night, Taiki asks Haryu for relationship advice. Later, Chinatsu realizes her recent behavior might hinder her dream and trouble others.

Uncool!EP 11Available

Uncool!

24m8.3

With the annual fireworks festival approaching, Hina musters the courage to invite Taiki, who's been avoiding Chinatsu since their awkward conversation.

Girls...EP 12Available

Girls...

24m8.3

Taiki attends the fireworks festival with Hina and is surprised by her new look and shyness. Later, he unexpectedly bumps into Chinatsu with a lost child.

I Want a Back-and-Forth RallyEP 13Available

I Want a Back-and-Forth Rally

24m8.0

Taiki worries about a potential misunderstanding after Chinatsu departs. At the badminton nationals, he learns more about Karen and Haryu's relationship.

What's the Connection?EP 14Available

What's the Connection?

24m8.0

While Chinatsu faces immense pressure at the nationals, Hina cheers up a worried Taiki with a game where the loser shares an embarrassing secret.

August 26EP 15Available

August 26

24m8.5

Despite it being her birthday, Chinatsu still seems a little down. Taiki takes her somewhere special — but the weather might have other plans.

Unfair WomanEP 16Available

Unfair Woman

24m8.0

As a new school term begins, the school buzzes with preparations for the upcoming festival. Chinatsu reflects on her restless feelings towards Taiki.

Of Course I Want to See ItEP 17Available

Of Course I Want to See It

24m7.5

Upon learning of an upcoming practice match with Sajikawa High, Taiki worries about facing Yusa gain. Chinatsu and Hina promise their support.

I KnowEP 18Available

I Know

24m7.5

Sajikawa High arrives for the much-anticipated practice match. As Chinatsu watches from the sidelines, she thinks about how far Taiki has come.

I've Got PlansEP 19Available

I've Got Plans

24m8.0

Just before the school festival starts, Taiki goes for his usual morning jog and finds Chinatsu practicing nearby. She extends a surprising invitation.

As One of Her Closest FriendsEP 20Available

As One of Her Closest Friends

24m7.5

After a blissful time with Chinatsu, Nishida's ominous fortune comes true! His classmate playing the prince can't perform, so Taiki must take on the role.

A Chance to BlossomEP 21Available

A Chance to Blossom

24m6.0

While rumors swirl around Taiki and Hina, Chinatsu seems unfazed. However, while spending the night at Karen's, the basketballer shares her true thoughts.

Inota!EP 22Available

Inota!

24m7.5

After learning about Hina's unrequited feelings for Taiki, Ayame decides to help — and the perfect chance arises at the upcoming autumn training camp!

SpinningEP 23Available

Spinning

24m7.0

An exciting card game with friends leaves Taiki's head spinning. He mulls over his feelings for Chinatsu and Hina as the training camp continues.

A Roller CoasterEP 24Available

A Roller Coaster

24m7.0

Hina experiences a roller coaster of emotions over her affection for Taiki and, thanks to Ayame, gets a chance to be alone with him on the last night.

Even SoEP 25Available

Even So

24m6.0

Ayame faces the consequences of her meddling and tries all sorts of ways to console Hina. Meanwhile, Taiki strengthens his resolve and asks Chinatsu out.

Cast

Shoya Chiba

Taiki Inomata (voice)

Shoya Chiba

Reina Ueda

Chinatsu Kano (voice)

Reina Ueda

Akari Kito

Hina Chono (voice)

Akari Kito

Chiaki Kobayashi

Kyo Kasahara (voice)

Chiaki Kobayashi

Yuma Uchida

Kengo Haryu (voice)

Yuma Uchida

Shogo Sakata

Ryosuke Nishida (voice)

Shogo Sakata