Watari-kun's ****** Is About to Collapse
TV-142025•24m•7.7/10
AnimationComedyDrama
Ratings
🎬TMDb
7.7/10(13)
Naoto Watari lives solely for his little sister, Suzushiro, until his chaotic childhood friend, Satsuki, storms back into his life. Without uttering a single word, her very presence ignites buried memories and unravels his rigid routine. As tensions rise and secrets surface, Naoto’s devotion to Suzushiro clashes with unresolved pain, threatening to collapse his fragile world.
Production
Staple Entertainment, NBCUniversal Entertainment Japan, Kodansha, Tokyo MX, ADK Marketing Solutions, Crunchyroll, BS Nippon Corporation
Language
JA
Status
Ended
First Aired
July 5, 2025
Last Aired
December 27, 2025
Networks
Tokyo MX
Trailers & Videos
Where to Watch
Region US · Lang EN
US
No providers available for this region.
Seasons & Episodes
Select a season to view episodes. Reddit links may contain spoilers.
Season
E1
The Day Peace Began to Collapse
Air date: 2025-07-05
Watari Naoto and his sister Suzu try to live a normal life. His destructive childhood friend Satsuki returns.
E2
Small Lies
Air date: 2025-07-12
The plants in the garden are beginning to sprout. But so are the small lies that everybody employs.
E3
Worldly Desires, Begone
Air date: 2025-07-19
Ishihara-san has the image that Naoto is a perfect, kind, chaste saint. Can he kill all his desires, though?
E4
Showing and Being Seen
Air date: 2025-07-26
Everyone is going to the beach. Satsuki and Ishihara get bathing suits. What will Naoto say to them?
E5
Ideal Partner
Air date: 2025-08-02
On their walk, Naoto and Ishihara run into Fujioka, her "ex-boyfriend". What really happened between them?
E6
Confession
Air date: 2025-08-09
After overcoming multiple obstacles, Ishihara finally confesses her feelings to Naoto. What is his response?
E7
After School, Just Before Summer Break
Air date: 2025-08-16
Ishihara and Naoto go on a date at the zoo, albeit with Suzu in tow.
E8
A Cute Junior
Air date: 2025-08-23
Naoto has his first day on the job. Satsuki goes to her new job, but it's in the seedy part of town?!
E9
The Fireworks
Air date: 2025-08-30
After the fireworks, a violent storm forces Naoto, Ishihara-san, and Satsuki to spend the night together.
E10
A Relationship I Don't Want to Mess Up
Air date: 2025-09-06
Ishihara leaves in the morning, leaving much to be discussed. But Naoto is in the movies and misses 23 calls.
E11
Still a Child
Air date: 2025-09-13
Naoto meets Ishihara's mom who thinks Ishihara is still a child. Then Naoto knocks over a bag with condoms...
E12
Being Independent
Air date: 2025-09-20
Yukari's mom wants Naoto and Yukari to break up. But Naoto decides that he doesn't want to give anything up.
E13
Do You Really Love Her?
Air date: 2025-09-27
Naoto decides to talk to Ishihara-san's mother and his honesty disarms her. Meanwhile, Satsuki is moving away?
E14
Nao-kun Mk. II
Air date: 2025-10-04
Naoto meets Satsuki's family. Why did she have to come home so suddenly? Who's Nao-kun Mk 2?!
E15
What It Means to Love Someone
Air date: 2025-10-11
Satsuki's emotions are a mess. Trying to get rid of the bad feelings, she tells Naoto she loves him.
E16
A Contract for Sex
Air date: 2025-10-18
Ishihara-san broke up with Naoto?! And now Satsuki is offering to have sex with Naoto?!
E17
Answers for Satsuki and Ishihara-san
Air date: 2025-10-25
After a long time of soul searching, Naoto finally has an answer for both girls. Who is he going to pick?
E18
What They're Searching For
Air date: 2025-11-01
Naoto goes back to his old home to get the laptop, but can't find it. Instead he meets a woman named Rika.
E19
Seeing Things
Air date: 2025-11-08
Satsuki has fully disappeared. But on the school trip to Okinawa, Naoto keeps seeing glimpses of her. How?!
E20
Now's My Chance
Air date: 2025-11-15
Satsuki is leaving Okinawa this afternoon but she still won't meet Naoto. He has to figure out a way see her.
E21
Honest Feelings
Air date: 2025-11-22
Naoto has a date with Satsuki, but Makina wants to spend the day with him. Can he make it on time to Satsuki?
E22
The One I Need
Air date: 2025-11-29
Naoto Watari lives solely for his little sister, until his chaotic childhood friend storms back into his life.
E23
A Story from Another Time
Air date: 2025-12-06
Naoto finally manages to tell Satsuki how he really feels, and Satsuki's also ready to take the plunge.
E24
New Life
Air date: 2025-12-13
Abe tells Tokui that Satsuki might be pregnant! Tokui also finally reveals something about his past love.
E25
The Shape of a Family
Air date: 2025-12-20
Naoto and Satsuki attend Yayoi and Naozumi's wedding. Later they talk about the shape of family.
E26
One Last Thing to Make Sure Of
Air date: 2025-12-27
Naoto and Satsuki's summer together is about to end. Where will their individual paths take them?
Cast
Shuichiro Umeda
Naoto Watari (voice)
Yumika Yano
Satsuki Tachibana (voice)
Yurie Igoma
Yukari Ishihara (voice)
Megu Umezawa
Makina Umezawa (voice)
Yoshiki Nakajima
Shigenobu Tokui (voice)
Hinaki Yano
Suzushiro Watari / Sukekiyo (voice)
Naomi Ohzora
Tamayo Watari (voice)
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