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Is a Japanese animation science fiction film of 2009, directed by Mamoru Hosoda, animated by Madhouse and distributed by Warner Bros. Pictures.

kenji koiso summer wars

Oz virtual world summer wars

This film tells us the story about a high school boy, Kenji Koiso, who is the the maths prodigy champion of the Japanese maths tournament. He travels to Ueda along with Natsuki Shinohara, the most wanted girl from his high school, to help her prepare the birthday party of her 89th year old great-grandmother. Although, the world in this film is massively ruled by a virtual world called OZ, there you can manage ur bank accounts, take political decisions, all data of the big companies is stored there, as well as the managing of the hospitals, fire fighters and the police.
On his first night on Natsuki great-grandmother’s house, he receives a strange message to solve a code to unlock something in Oz, he solves it on that night and when he wakes up, the Oz world has been all upside down. An artificial intelligence hacked the virtual world and took control of it. So Kenji must repair the damage done and stop the A.I from causing any further damage.

summer wars hacker

The production of Summer Wars commenced in 2006. The project was first announced at the 2008 Tokyo International Anime Fair and the first trailer of the film was released in April 2009.


Summer Wars premiered in Japan on August 1, 2009. It grossed over 1 million dollars in its opening weekend in 127 theaters and ranked No. 7 at the box office. The film was well received by critics and the general audience and was financially successful, earning $18 million worldwide. It won several awards such as the 2010 Japan Academy Prize for Animation of the Year, the 2010 Japan Media Arts Festival’s Animation Division Grand Prize, the Anaheim International Film Festival’s Audience Award for Best Animated Feature and was nominated for the 2009 Golden Leopard award at the Locarno International Film Festival.

This film is fantastic, it opens our eyes to how our world is more and more controlled by the internet and how it can be an advantage for our society but as well it show us the the dangers of it. The characters are incredible, the story is really emotional and powerful. A must see to everyone that likes animation.