Blue Box
Season 1
202437 episodes
Episodes
E1Chinatsu Senpai
8.12024-10-03 · 24m
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.
E2You Have to Go to Nationals
7.72024-10-10 · 24m
Taiki's new housemate quickly makes herself at home. As they grow closer, his attempts to keep the situation a secret cause a misunderstanding.
E3Chii
7.32024-10-17 · 24m
Taiki overhears Haryu calling Chinatsu by a special nickname and gets flustered. Will it affect his upcoming match against the upperclassman?
E4If He Wins
7.02024-10-24 · 24m
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.
E5Aquarium
7.52024-10-31 · 24m
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?
E6Wish Me Luck
8.02024-11-07 · 24m
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.
E7Can I Have One?
7.82024-11-14 · 24m
Chinatsu overhears rival players speak poorly about her recent game. Later, Hina playfully steals a bite from Taiki — and Chinatsu notices from afar.
E8Score!
7.82024-11-21 · 24m
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.
E9I'll Be Rooting for You
7.82024-11-28 · 24m
Frustrated with his loss to Sajikawa High, Taiki overworks himself studying for midterms and falls ill, when Chinatsu suddenly appears in his room.
E10It's Not a Good Thing
6.52024-12-05 · 24m
After a sleepless night, Taiki asks Haryu for relationship advice. Later, Chinatsu realizes her recent behavior might hinder her dream and trouble others.
E11Uncool!
7.52024-12-12 · 24m
With the annual fireworks festival approaching, Hina musters the courage to invite Taiki, who's been avoiding Chinatsu since their awkward conversation.
E12Girls...
7.52024-12-19 · 24m
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.
E13I Want a Back-and-Forth Rally
7.22025-01-02 · 24m
Taiki worries about a potential misunderstanding after Chinatsu departs. At the badminton nationals, he learns more about Karen and Haryu's relationship.
E14What's the Connection?
7.02025-01-09 · 24m
While Chinatsu faces immense pressure at the nationals, Hina cheers up a worried Taiki with a game where the loser shares an embarrassing secret.
E15August 26
7.32025-01-16 · 24m
Despite it being her birthday, Chinatsu still seems a little down. Taiki takes her somewhere special — but the weather might have other plans.
E16Unfair Woman
7.32025-01-23 · 24m
As a new school term begins, the school buzzes with preparations for the upcoming festival. Chinatsu reflects on her restless feelings towards Taiki.
E17Of Course I Want to See It
7.02025-01-30 · 24m
Upon learning of an upcoming practice match with Sajikawa High, Taiki worries about facing Yusa gain. Chinatsu and Hina promise their support.
E18I Know
7.32025-02-06 · 24m
Sajikawa High arrives for the much-anticipated practice match. As Chinatsu watches from the sidelines, she thinks about how far Taiki has come.
E19I've Got Plans
7.32025-02-13 · 24m
Just before the school festival starts, Taiki goes for his usual morning jog and finds Chinatsu practicing nearby. She extends a surprising invitation.
E20As One of Her Closest Friends
7.32025-02-20 · 24m
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.
E21A Chance to Blossom
6.72025-02-27 · 24m
While rumors swirl around Taiki and Hina, Chinatsu seems unfazed. However, while spending the night at Karen's, the basketballer shares her true thoughts.
E22Inota!
7.02025-03-06 · 24m
After learning about Hina's unrequited feelings for Taiki, Ayame decides to help — and the perfect chance arises at the upcoming autumn training camp!
E23Spinning
7.02025-03-13 · 24m
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.
E24A Roller Coaster
7.32025-03-20 · 24m
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.
E25Even So
6.02025-03-27 · 24m
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.
E26Déjà Vu
7.52026-10-04 · 24m
Taiki and Chinatsu's outing kicks off at a sports shop. But when an uninvited guest crashes their cafe plans, Taiki hears a name he won't soon forget.
E27Episode 27
2026-10-11
No episode synopsis available yet.
- E28
Episode 28
2026-10-18
No episode synopsis available yet.
- E29
Episode 29
2026-10-25
No episode synopsis available yet.
- E30
Episode 30
2026-11-01
No episode synopsis available yet.
- E31
Episode 31
2026-11-08
No episode synopsis available yet.
- E32
Episode 32
2026-11-15
No episode synopsis available yet.
- E33
Episode 33
2026-11-22
No episode synopsis available yet.
- E34
Episode 34
2026-11-29
No episode synopsis available yet.
- E35
Episode 35
2026-12-06
No episode synopsis available yet.
- E36
Episode 36
2026-12-13
No episode synopsis available yet.
- E37
Episode 37
2026-12-20
No episode synopsis available yet.