Series synopsis
Watari-kun's ****** Is About to Collapse, also known as 渡くんの××が崩壊寸前 is a Japanese animation comedy drama television series that premiered on Tokyo MX on July 5, 2025. It ended on December 27, 2025. It stars Yurie Igoma, Megu Umezawa, Yoshiki Nakajima and Naomi Ohzora.
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.
Premise
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.
Cast and characters
Leading cast
- Yurie Igoma as Yukari Ishihara (voice)
- Megu Umezawa as Makina Umezawa (voice)
- Yoshiki Nakajima as Shigenobu Tokui (voice)
- Naomi Ohzora as Tamayo Watari (voice)
Guest cast
- Shuichiro Umeda as Naoto Watari (voice)
- Yumika Yano as Satsuki Tachibana (voice)
- Hinaki Yano as Suzushiro Watari / Sukekiyo (voice)
- Towa Nishina as Female Friend A (voice)
- Takumo Ito as Male Friend A (voice)
- Ai Ishikawa as Naoto's Mother (voice)
- Mirano Kanbe as Female Friend B (voice)
- Shintaro Kuroki as Male Friend B (voice)
- Kazuki Kyan as Male Friend C (voice)
- Yoshimasa Hosoya as Soichiro Fujioka (voice)
- Akira Kunishige as Female Friend C (voice)
- Shinya Takahashi as Male Friend D (voice)
Episodes
This series spans 1 season with 26 episodes.
| Season | Episodes | First aired | Last aired |
|---|---|---|---|
| Season 1 | 26 | July 5, 2025 | December 27, 2025 |
| Episode | Title | Air date |
|---|---|---|
| 1 |
The Day Peace Began to Collapse Watari Naoto and his sister Suzu try to live a normal life. His destructive childhood friend Satsuki returns. |
July 5, 2025 |
| 2 |
Small Lies The plants in the garden are beginning to sprout. But so are the small lies that everybody employs. |
July 12, 2025 |
| 3 |
Worldly Desires, Begone Ishihara-san has the image that Naoto is a perfect, kind, chaste saint. Can he kill all his desires, though? |
July 19, 2025 |
Production
Release
| Original network/platform | Tokyo MX |
|---|---|
| First aired | July 5, 2025 |
| Last aired | December 27, 2025 |
| Runtime | 24 minutes |
| Status | ended |