Blue Box

The Best Episodes of Blue Box

Every episode of Blue Box ranked from best to worst. Let's dive into the Best Episodes of Blue Box!

Badminton player Taiki has always admired basketball star Chinatsu from afar. But one spring day, a surprising turn brings them unexpectedly close.
Episodes
25
Avg. Rating
8.3
S1
S2
S3
S4
E1
E2
E3
8.2
8.1
8.2

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  1. 9.5/10(512 votes)

    #1 - A Roller Coaster

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    S1:E24

    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.

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  2. 9.2/10(695 votes)

    #2 - What's the Connection?

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    S1:E14

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

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    Director:Hitomi Ezoe
  3. 8.8/10(500 votes)

    #3 - August 26

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    S1:E15

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

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  4. 8.8/10(410 votes)

    #4 - I Know

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    S1:E18

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

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  5. 8.5/10(593 votes)

    #5 - Aquarium

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    S1:E5

    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?

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  6. 8.5/10(544 votes)

    #6 - Wish Me Luck

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    S1:E6

    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.

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    The 20 WORST Episodes of Blue Box

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  8. 8.4/10(499 votes)

    #7 - Score!

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    S1:E8

    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.

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  9. 8.4/10(469 votes)

    #8 - Girls...

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    S1:E12

    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.

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  10. 8.3/10(510 votes)

    #9 - I'll Be Rooting for You

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    S1:E9

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

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    Director:Yuka Yamato
  11. 8.3/10(440 votes)

    #10 - I Want a Back-and-Forth Rally

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    S1:E13

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

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  12. 8.2/10(832 votes)

    #11 - Chinatsu Senpai

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    S1:E1

    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.

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  13. 8.2/10(597 votes)

    #12 - Chii

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    S1:E3

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

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  14. 8.2/10(568 votes)

    #13 - If He Wins

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    S1:E4

    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.

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  15. 8.2/10(447 votes)

    #14 - Uncool!

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    S1:E11

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

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  16. 8.2/10(362 votes)

    #15 - Of Course I Want to See It

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    S1:E17

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

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  17. 8.2/10(351 votes)

    #16 - As One of Her Closest Friends

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    S1:E20

    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.

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    Director:Yuma Suzuki
  18. 8.2/10(168 votes)

    #17 - Even So

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    S1:E25

    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.

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  19. 8.1/10(664 votes)

    #18 - You Have to Go to Nationals

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    S1:E2

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

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    Director:Hitomi Ezoe
  20. 8.1/10(372 votes)

    #19 - Unfair Woman

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    S1:E16

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

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  21. 8.0/10(302 votes)

    #20 - A Chance to Blossom

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    S1:E21

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

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    Director:Yuka Yamato
  22. 8.0/10(287 votes)

    #21 - Inota!

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    S1:E22

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

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    Director:Risa Suzuki
  23. 8.0/10(318 votes)

    #22 - Spinning

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    S1:E23

    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.

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    Director:Hitomi Ezoe
  24. 7.9/10(349 votes)

    #23 - I've Got Plans

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    S1:E19

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

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  25. 7.8/10(502 votes)

    #24 - Can I Have One?

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    S1:E7

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

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    Director:Hitomi Ezoe
  26. 7.7/10(451 votes)

    #25 - It's Not a Good Thing

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    S1:E10

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

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Best Episodes Summary

"A Roller Coaster" is the best rated episode of "Blue Box". It scored 9.5/10 based on 512 votes. Directed by Yoshiko Okuda and written by Yuko Kakihara, it aired on 3/20/2025. This episode scored 0.3 points higher than the second highest rated, "What's the Connection?".