All Episodes of Blue Box
Browse all episodes of Blue Box
Season 1
8.1/10880 votesChinatsu 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
8.0/10706 votesYou 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
8.2/10638 votesChii
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
8.2/10609 votesIf 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
8.5/10638 votesAquarium
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
8.5/10588 votesWish 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
7.8/10543 votesCan 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
8.3/10539 votesScore!
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
8.3/10552 votesI'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
7.7/10492 votesIt'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
8.1/10487 votesUncool!
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
8.4/10515 votesGirls...
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
8.2/10488 votesI 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
9.2/10770 votesWhat'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
8.7/10557 votesAugust 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
8.1/10420 votesUnfair 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
8.1/10410 votesOf 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
8.8/10470 votesI 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
7.9/10402 votesI'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
8.2/10401 votesAs 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
7.9/10354 votesA 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
8.0/10342 votesInota!
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
7.9/10379 votesSpinning
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
9.4/10652 votesA 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
8.2/10280 votesEven 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