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All Episodes of Blue Box

Browse all episodes of Blue Box

All 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.
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Season 1

  • Chinatsu Senpai
    8.6/105 votes
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    Chinatsu Senpai

    Season 1 Episode 1 - Aired 10/3/2024

    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.

    Director: Keiko Oyamada

    Writer: Yuko Kakihara

  • You Have to Go to Nationals
    8.0/104 votes
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    You Have to Go to Nationals

    Season 1 Episode 2 - Aired 10/10/2024

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

    Director: Hitomi Ezoe

    Writer: Yuko Kakihara

  • Chii
    7.5/104 votes
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    Chii

    Season 1 Episode 3 - Aired 10/17/2024

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

    Director: Harume Kosaka

    Writer: Yuko Kakihara

  • If He Wins
    7.2/104 votes
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    If He Wins

    Season 1 Episode 4 - Aired 10/24/2024

    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.

    Director: Masato Kitagawa

    Writer: Yuko Kakihara

  • Aquarium
    7.8/104 votes
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    Aquarium

    Season 1 Episode 5 - Aired 10/31/2024

    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?

    Director: Keiko Oyamada

    Writer: Yuko Kakihara

  • Wish Me Luck
    8.5/102 votes
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    Wish Me Luck

    Season 1 Episode 6 - Aired 11/7/2024

    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.

    Director: Yasuo Tsuchiya

    Writer: Yuko Kakihara

  • Can I Have One?
    8.5/102 votes
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    Can I Have One?

    Season 1 Episode 7 - Aired 11/14/2024

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

    Director: Hitomi Ezoe

    Writer: Yuko Kakihara

  • Score!
    8.5/102 votes
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    Score!

    Season 1 Episode 8 - Aired 11/21/2024

    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.

    Director: Shunji Yoshida

    Writer: Yuko Kakihara

  • I'll Be Rooting for You
    8.0/102 votes
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    I'll Be Rooting for You

    Season 1 Episode 9 - Aired 11/28/2024

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

    Director: Yuka Yamato

    Writer: Yuko Kakihara

  • It's Not a Good Thing
    6.5/102 votes
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    It's Not a Good Thing

    Season 1 Episode 10 - Aired 12/5/2024

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

    Director: Ryosuke Azuma

    Writer: Yuko Kakihara

  • Uncool!
    8.5/102 votes
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    Uncool!

    Season 1 Episode 11 - Aired 12/12/2024

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

    Director: Mizuki Iwata

    Writer: Yuko Kakihara

  • Girls...
    8.5/102 votes
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    Girls...

    Season 1 Episode 12 - Aired 12/19/2024

    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.

    Director: Keiko Oyamada

    Writer: Yuko Kakihara

  • I Want a Back-and-Forth Rally
    8.0/102 votes
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    I Want a Back-and-Forth Rally

    Season 1 Episode 13 - Aired 1/2/2025

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

    Director: Ryosuke Azuma

    Writer: Yuko Kakihara

  • What's the Connection?
    7.0/101 votes
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    What's the Connection?

    Season 1 Episode 14 - Aired 1/9/2025

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

    Director: Hitomi Ezoe

    Writer: Yuko Kakihara

  • August 26
    8.0/101 votes
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    August 26

    Season 1 Episode 15 - Aired 1/16/2025

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

    Director: Takahiro Okawa

    Writer: Yuko Kakihara

  • Unfair Woman
    8.0/101 votes
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    Unfair Woman

    Season 1 Episode 16 - Aired 1/23/2025

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

    Director: Jiro Arimoto

    Writer: Yuko Kakihara

  • Of Course I Want to See It
    7.0/101 votes
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    Of Course I Want to See It

    Season 1 Episode 17 - Aired 1/30/2025

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

    Director: Yoshiko Okuda

    Writer: Yuko Kakihara

  • I Know
    7.0/101 votes
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    I Know

    Season 1 Episode 18 - Aired 2/6/2025

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

    Director: Daisuke Tsukushi

    Writer: Yuko Kakihara

  • I've Got Plans
    8.0/101 votes
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    I've Got Plans

    Season 1 Episode 19 - Aired 2/13/2025

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

    Director: Keiko Oyamada

    Writer: Yuko Kakihara

  • As One of Her Closest Friends
    7.0/101 votes
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    As One of Her Closest Friends

    Season 1 Episode 20 - Aired 2/20/2025

    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.

    Director: Yuma Suzuki

    Writer: Yuko Kakihara

  • A Chance to Blossom
    6.0/101 votes
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    A Chance to Blossom

    Season 1 Episode 21 - Aired 2/27/2025

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

    Director: Yuka Yamato

    Writer: Yuko Kakihara

  • Inota!
    7.0/101 votes
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    Inota!

    Season 1 Episode 22 - Aired 3/6/2025

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

    Director: Risa Suzuki

    Writer: Yuko Kakihara

  • Spinning
    7.0/101 votes
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    Spinning

    Season 1 Episode 23 - Aired 3/13/2025

    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.

    Director: Hitomi Ezoe

    Writer: Yuko Kakihara

  • A Roller Coaster
    7.0/101 votes
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    A Roller Coaster

    Season 1 Episode 24 - Aired 3/20/2025

    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.

    Director: Yoshiko Okuda

    Writer: Yuko Kakihara

  • Even So
    5.0/101 votes
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    Even So

    Season 1 Episode 25 - Aired 3/27/2025

    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.

    Director: Keiko Oyamada, Yasuo Tsuchiya

    Writer: Yuko Kakihara