Summer Wars
“Always protect your network.”
Where to watch Summer Wars in Italy
Summer Wars is streaming on Amazon Prime Video and Amazon Prime Video with Ads in Italy, and available to rent or buy on Amazon Video. Availability checked 20 June 2026.
About Summer Wars
Summer Wars is a 2009 movie in the Animation and Science Fiction genres, directed by Mamoru Hosoda, starring Ryunosuke Kamiki, Hitomi Miyauchi and Mitsuki Tanimura. It has a runtime of 1 hour 54 minutes. It holds an average rating of 7.5/10 from 1,037 viewers. Below you can see where to watch Summer Wars in Italy — across streaming, rental and purchase options — along with the full cast, trailer and viewer reviews.
Summer Wars trailer
Overview
Teenage math whiz Kenji Koiso agrees to take a summer job at the Nagano hometown of his crush, Natsuki. When he arrives, he finds that her family have reunited to celebrate the 90th birthday of their matriarch. His job: pretend to be Natsuki's fiancé. Meanwhile, his attempt to solve a mathematical equation causes a parallel world's collision with Earth.
Top cast
Ryunosuke Kamiki
Kenji Koiso (voice)
Hitomi Miyauchi
Natsuki Shinohara (voice)
Mitsuki Tanimura
Kazuma Ikezawa (voice)
Sumiko Fuji
Sakae Jinnouchi (voice)
Ayumu Saito
Wabisuke Jinnouchi (voice)
Takahiro Yokokawa
Takashi Sakuma (voice)
Kiyomi Tanigawa
Yukiko Shinohara (voice)
Mutsumi Sasaki
Kazuo Shinohara (voice)
Mieko Nobusawa
Mariko Jinnouchi (voice)
Takuya Kirimoto
Riichi Jinnouchi (voice)
Sakiko Tamagawa
Rika Jinnouchi (voice)
Ichiro Nagai
Mansuke Jinnouchi (voice)
Takashi Kobayashi
Tasuke Jinnouchi (voice)
Yutaka Shimizu
Shota Jinnouchi (voice)
Kaori Yamagata
Naomi Miwa (voice)
Tagame Tamura
Kiyomi Ikezawa (voice)
Tadashi Nakamura
Mansaku Jinnouchi (voice)
Yoji Tanaka
Yorihiko Jinnouchi (voice)
Hashiya Nakamura
Kunihiko Jinnouchi (voice)
Mitsutaka Itakura
Katsuhiko Jinnouchi (voice)
Themes & keywords
Frequently asked questions
Where can I watch Summer Wars in Italy?+
In Italy, you can stream Summer Wars on Amazon Prime Video and Amazon Prime Video with Ads. It's also available to rent or buy on Amazon Video.
Is Summer Wars on Netflix?+
Summer Wars is not on Netflix in Italy right now, but you can stream it on Amazon Prime Video and Amazon Prime Video with Ads.
How long is Summer Wars?+
Summer Wars has a runtime of 1 hour 54 minutes (114 minutes).
Who stars in Summer Wars?+
Summer Wars stars Ryunosuke Kamiki, Hitomi Miyauchi, Mitsuki Tanimura, Sumiko Fuji and Ayumu Saito.
When did Summer Wars come out?+
Summer Wars is a 2009 movie directed by Mamoru Hosoda.
What genre is Summer Wars?+
Summer Wars is Animation and Science Fiction film.
Who directed Summer Wars?+
Summer Wars was directed by Mamoru Hosoda.
User reviews
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