Summer Wars

Where to watch Summer Wars in Canada

Summer Wars is available to rent or buy on Apple TV Store in Canada. It isn't on a subscription streaming service there yet. Availability checked 15 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 1,035 viewers. Below you can see where to watch Summer Wars in Canada — across streaming, rental and purchase options — along with the full cast, trailer and viewer reviews.

Summer Wars trailer

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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)

H

Hashiya Nakamura

Kunihiko Jinnouchi (voice)

Mitsutaka Itakura

Katsuhiko Jinnouchi (voice)

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