Ousama Game (王様ゲーム; King Game) is a horror movie based on the Kanazawa Nobuaki novel of the same name, starring Berryz Koubou and ℃-ute. The ending theme was "Amazuppai Haru ni Sakura Saku" by BeriKyuu.
The film was released theatrically on December 17, 2011, and a DVD was released on June 6, 2012.
On October 19, a class of 32 students receive a message from a mysterious sender called "King" at midnight, giving them a set of rules and an order. Honda Chiemi and her childhood friend Kanazawa Nobuaki, received a message from King, and it makes orders to them about their classmates, first they did it for fun but then the rules became more horrible and the classmates started to disappear.
- Kumai Yurina as Honda Chiemi
- Sakurada Dori as Kanazawa Nobuaki
- Suzuki Airi as Imamura Ria
- Sugaya Risako as Shirokawa Mami
- Yajima Maimi as Hamura Reiko
- Mori Saki as Ishii Satomi
- Tokunaga Chinami as Kamoshita Akemi
- Sudo Maasa as Shimizu Tomoko
- Tsugunaga Momoko as Imoto Yuko
- Okai Chisato as Maruoka Kaori
- Natsuyaki Miyabi as Miyazaki Emi
- Shimizu Saki as Matsumoto Masami
- Nakajima Saki as Ueda Kana
- Hagiwara Mai as Kanazawa Miharu
- Yoshizawa Hitomi as Teacher
- Hisanori Sato as Hashimoto Naoya
- Tanaka Miharu as Akae Minako
- Hosoda Yoshihiko as Nogami Yousuke
- Tomiura Satoshi as Yahiro Shouta
- Satō Ayumu as Tokota Hideki
- Ōwada Kensuke as Mizunai Yuusuke
- Sasaki Mugiho as Oono Mei
- Former Morning Musume member Yoshizawa Hitomi plays the teacher of the classroom
- Up Up Girls (Kari)'s Mori Saki appears in the movie as an extra.