S01E0124:571. Chinatsu SenpaiDespite a few heart-fluttering encounters, Taiki doubts his crush Chinatsu even knows his name. Later, shocking news forces him to make a bold move.
Blue Box Season 1 – Watch online
37 episodes · since October 3, 2024
All episodes of season 1 of Blue Box: summaries, air dates, ratings and legal platforms (dubbed or subtitled depending on the platform).
S01E0124:571. Chinatsu SenpaiDespite a few heart-fluttering encounters, Taiki doubts his crush Chinatsu even knows his name. Later, shocking news forces him to make a bold move.
S01E0224:512. You Have to Go to NationalsTaiki's new housemate quickly makes herself at home. As they grow closer, his attempts to keep the situation a secret cause a misunderstanding.
S01E0324:133. ChiiTaiki overhears Haryu calling Chinatsu by a special nickname and gets flustered. Will it affect his upcoming match against the upperclassman?
S01E0424:504. If He WinsA 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.
S01E0524:245. AquariumWith both players going neck and neck on the court, will Taiki win his match against Kishi — and will Chinatsu invite him to the aquarium?
S01E0624:226. Wish Me LuckOn her way to return Chinatsu's mobile phone, Hina makes a shocking discovery. The gymnast faces mounting pressure while struggling with her new feelings.
S01E0724:567. Can I Have One?Chinatsu overhears rival players speak poorly about her recent game. Later, Hina playfully steals a bite from Taiki — and Chinatsu notices from afar.
S01E0824:018. Score!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.
S01E0924:039. I'll Be Rooting for YouFrustrated with his loss to Sajikawa High, Taiki overworks himself studying for midterms and falls ill, when Chinatsu suddenly appears in his room.
S01E1024:1710. It's Not a Good ThingAfter a sleepless night, Taiki asks Haryu for relationship advice. Later, Chinatsu realizes her recent behavior might hinder her dream and trouble others.
S01E1124:3911. Uncool!With the annual fireworks festival approaching, Hina musters the courage to invite Taiki, who's been avoiding Chinatsu since their awkward conversation.
S01E1224:0912. Girls...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.
S01E1324:0713. I Want a Back-and-Forth RallyTaiki worries about a potential misunderstanding after Chinatsu departs. At the badminton nationals, he learns more about Karen and Haryu's relationship.
S01E1424:4814. What's the Connection?While Chinatsu faces immense pressure at the nationals, Hina cheers up a worried Taiki with a game where the loser shares an embarrassing secret.
S01E1524:1815. August 26Despite it being her birthday, Chinatsu still seems a little down. Taiki takes her somewhere special — but the weather might have other plans.
S01E1624:5616. Unfair WomanAs a new school term begins, the school buzzes with preparations for the upcoming festival. Chinatsu reflects on her restless feelings towards Taiki.
S01E1724:4217. Of Course I Want to See ItUpon learning of an upcoming practice match with Sajikawa High, Taiki worries about facing Yusa gain. Chinatsu and Hina promise their support.
S01E1824:3118. I KnowSajikawa High arrives for the much-anticipated practice match. As Chinatsu watches from the sidelines, she thinks about how far Taiki has come.
S01E1924:4119. I've Got PlansJust before the school festival starts, Taiki goes for his usual morning jog and finds Chinatsu practicing nearby. She extends a surprising invitation.
S01E2024:1820. As One of Her Closest FriendsAfter 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.
S01E2124:0821. A Chance to BlossomWhile rumors swirl around Taiki and Hina, Chinatsu seems unfazed. However, while spending the night at Karen's, the basketballer shares her true thoughts.
S01E2224:3822. Inota!After learning about Hina's unrequited feelings for Taiki, Ayame decides to help — and the perfect chance arises at the upcoming autumn training camp!
S01E2324:2023. SpinningAn exciting card game with friends leaves Taiki's head spinning. He mulls over his feelings for Chinatsu and Hina as the training camp continues.
S01E2424:2324. A Roller CoasterHina 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.
S01E2524:5325. Even SoAyame faces the consequences of her meddling and tries all sorts of ways to console Hina. Meanwhile, Taiki strengthens his resolve and asks Chinatsu out.
S01E2624:3926. Déjà VuTaiki 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.
S01E2724:5327. AdmirationAfter a tense run-in with Yumeka, Chinatsu opens up about their past on the train ride home. Taiki sets out to learn what tore apart their friendship.
S01E2828. Episode 28S01E2929. Episode 29S01E3030. Episode 30S01E3131. Episode 31S01E3232. Episode 32S01E3333. Episode 33S01E3434. Episode 34S01E3535. Episode 35S01E3636. Episode 36S01E3737. Episode 37Where to stream Blue Box Season 1
Subscription
Netflix
Netflix Standard with Ads
NetflixNetflix Standard with AdsAvailability provided by JustWatch via TMDB, details on TMDB. Offers in the United States, subject to change.
About season 1
Season 1 of Blue Box has 37 episodes, airing since October 3, 2024 (last one scheduled for December 20, 2026) on MBS, TBS, CBC, Tulip Television, SBC, BSN, tys, NBC, HBC, RKK, i-Television, SBS, IBC, BSS, MRO, OBS, TUF, RSK, TUY, tbc, RKB, KUTV, RBC, UTY, RCC, MRT, ATV and MBC. Episodes run 24 minutes on average. The highest rated episode is “Chinatsu Senpai” (S01E01, 8.1/10).
Frequently asked questions about Blue Box Season 1
How many episodes are in Blue Box Season 1?
Blue Box Season 1 has 37 episodes.
When did Blue Box Season 1 air?
The first episode aired on October 3, 2024; the last one is scheduled for December 20, 2026.
Where to watch Blue Box Season 1 online?
In the United States, Blue Box is available with a subscription on Netflix and Netflix Standard with Ads (source: JustWatch via TMDB, offers subject to change). Availability of each season depends on the platform.