The Door into Summer
夏への扉 ―キミのいる未来へ―
“An adventure spanning 30 years starts now.”
We checked 8 streaming services in India on 04 Jun 2026 at 11:08 IST
About
A pioneering roboticist awakens in 2025 after decades in cryosleep. To change the past and reunite with his adopted sister, he seeks a way back to 1995.
Cast
Kento Yamazaki
as Soichiro Takakura
Kaya Kiyohara
as Matsushita Riko
Naohito Fujiki
as Humanoid Robot
Natsuna Watanabe
as Shirashi Rin
Hidekazu Mashima
as Matsushita Kazuhito
Taizo Harada
as Sato Taro
Rin Takanashi
as Sato Midori
Kenta Hamano
as Tsuboi Gota
Tomorowo Taguchi
as Professor Toi
Ryoka Minamide
as Young Soichiro Takakura
Jun Hashizume
as Matsushita Koichi
Shohei Abe
as Insurance Company Employee
Takayuki Hamatsu
as Lawyer
Toru Nomaguchi
as Doctor
Ryoko Kobayashi
as Insurance Company Model
Arisa Nakajima
as Humanoid Robot
Noa Tanaka
as Young Matsushita Riko
Yutaro Sato
as Young Tsuboi Gota
Ryuji Mori
as Gota's Father
Shinya Hamada
as
Where does The Door into Summer rank today?
The Door into Summer is #7231 on the Bowood.TV Daily Streaming Charts today.
- Highest: #7231
- Top 10: 0 days
- Top 100: 0 days
Watch The Door into Summer Online Free in HD
Stream The Door into Summer online free in HD on Bowood.TV. A popular science fiction and drama movie originally produced in Japanese and released in 2021, it's earned a solid 6.4/10 from 51 viewers worldwide.
About The Door into Summer
“An adventure spanning 30 years starts now.”
A pioneering roboticist awakens in 2025 after decades in cryosleep. To change the past and reunite with his adopted sister, he seeks a way back to 1995. Running 118 minutes.
The Door into Summer Cast and Characters
The cast features Kento Yamazaki (as Soichiro Takakura), Kaya Kiyohara (as Matsushita Riko), Naohito Fujiki (as Humanoid Robot), Natsuna Watanabe (as Shirashi Rin), and Hidekazu Mashima (as Matsushita Kazuhito). Their performances are a major reason The Door into Summer has built such a passionate audience.
Where to Watch The Door into Summer Online
On Bowood.TV you can watch The Door into Summer free — no account, no credit card, no ads in the middle of the show. We stream the full film in 720p / 1080p HD, with subtitles when available, on any device: phone, tablet, laptop, or smart TV browser.
▶ Watch The Door into Summer NowWhy People Are Watching The Door into Summer
The Door into Summer flies under the radar but it deserves your attention. What makes it work is emotional weight that hits where it counts and world-building that respects the audience's intelligence. If you enjoy Japanese storytelling that doesn't follow the same tired beats, this is the kind of film you'll end up recommending to friends.
Frequently Asked Questions about The Door into Summer
Where can I watch The Door into Summer online for free?
You can watch The Door into Summer online free on Bowood.TV. Just open the page and hit play — no signup, no subscription, full HD streaming on phone, tablet, or desktop.
How long is The Door into Summer?
The Door into Summer runs for 118 minutes (about 2 hours).
Is The Door into Summer good? What's the rating?
The Door into Summer holds a 6.4/10 rating based on 51 reviews — a solid pick if the genre interests you.
Who is in the cast of The Door into Summer?
The main cast includes Kento Yamazaki, Kaya Kiyohara, Naohito Fujiki, and Natsuna Watanabe, plus a strong supporting ensemble.
Is The Door into Summer available in Japanese?
Yes — The Door into Summer was originally produced in Japanese and that's the version you'll stream here on Bowood.TV. English subtitles are provided when available.
When was The Door into Summer released?
The Door into Summer was released in 2021.
Do I need an account to watch The Door into Summer on Bowood.TV?
No. Bowood.TV is free and you can watch The Door into Summer without creating an account. Sign-up is optional — only useful if you want a personal Watchlist or to comment on episodes.
Similar Movies You Might Like
If you enjoyed The Door into Summer, check out Carol, The Ritual, Life, The Bear, and Cape of the North.
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Frequently Asked Questions
Common questions about The Door into Summer
Where can I watch The Door into Summer for free?
You can watch The Door into Summer (2021) online for free on Bowood.TV. Just click "Watch Free" on this page to start streaming instantly — no account, subscription, or downloads required.
What is The Door into Summer about?
The Door into Summer is a Science Fiction/Drama film. A pioneering roboticist awakens in 2025 after decades in cryosleep. To change the past and reunite with his adopted sister, he seeks a way back to 1995.
When was The Door into Summer released?
The Door into Summer was released on June 25, 2021. It has a runtime of 1h 58m. The film was produced by TOHO.
Who stars in The Door into Summer?
The Door into Summer stars Kento Yamazaki, Kaya Kiyohara, Naohito Fujiki and Natsuna Watanabe. The full cast list is available in the Cast section above.
Is The Door into Summer available in HD?
Yes, The Door into Summer is available to stream in high definition (HD) on Bowood.TV. Our players automatically deliver the best quality your connection supports — no extra setup needed.