The BEST episodes of Blue Box season 1
Every episode of Blue Box season 1, ranked from best to worst by thousands of votes from fans of the show. The best episodes of Blue Box season 1!
Badminton player Taiki has always admired basketball star Chinatsu from afar. But one spring day, a surprising turn brings them unexpectedly close.

#1 - A Roller Coaster
Season 1 - Episode 24 - Aired 3/21/2025
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.
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#2 - What's the Connection?
Season 1 - Episode 14 - Aired 1/10/2025
While Chinatsu faces immense pressure at the nationals, Hina cheers up a worried Taiki with a game where the loser shares an embarrassing secret.
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#3 - Aquarium
Season 1 - Episode 5 - Aired 11/1/2024
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?
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#5 - As One of Her Closest Friends
Season 1 - Episode 20 - Aired 2/21/2025
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.
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#6 - Wish Me Luck
Season 1 - Episode 6 - Aired 11/8/2024
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.
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#7 - I Know
Season 1 - Episode 18 - Aired 2/7/2025
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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#8 - Uncool!
Season 1 - Episode 11 - Aired 12/13/2024
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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#9 - Spinning
Season 1 - Episode 23 - Aired 3/14/2025
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.
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#10 - You Have to Go to Nationals
Season 1 - Episode 2 - Aired 10/11/2024
Taiki's new housemate quickly makes herself at home. As they grow closer, his attempts to keep the situation a secret cause a misunderstanding.
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#11 - Chinatsu Senpai
Season 1 - Episode 1 - Aired 10/4/2024
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.

#12 - Chii
Season 1 - Episode 3 - Aired 10/18/2024
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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#13 - Unfair Woman
Season 1 - Episode 16 - Aired 1/24/2025
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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#14 - August 26
Season 1 - Episode 15 - Aired 1/17/2025
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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#15 - If He Wins
Season 1 - Episode 4 - Aired 10/25/2024
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.
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#16 - I Want a Back-and-Forth Rally
Season 1 - Episode 13 - Aired 1/3/2025
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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#17 - A Chance to Blossom
Season 1 - Episode 21 - Aired 2/28/2025
While rumors swirl around Taiki and Hina, Chinatsu seems unfazed. However, while spending the night at Karen's, the basketballer shares her true thoughts.
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#18 - I'll Be Rooting for You
Season 1 - Episode 9 - Aired 11/29/2024
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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#19 - Inota!
Season 1 - Episode 22 - Aired 3/7/2025
After learning about Hina's unrequited feelings for Taiki, Ayame decides to help — and the perfect chance arises at the upcoming autumn training camp!
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#20 - Score!
Season 1 - Episode 8 - Aired 11/22/2024
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.
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#21 - I've Got Plans
Season 1 - Episode 19 - Aired 2/14/2025
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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#22 - Can I Have One?
Season 1 - Episode 7 - Aired 11/15/2024
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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#23 - Even So
Season 1 - Episode 25 - Aired 3/28/2025
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.
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#24 - Of Course I Want to See It
Season 1 - Episode 17 - Aired 1/31/2025
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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