- Country: Japan
- Genres: Horror
- Release: 2012-07-22
- Director: Shô Tsukikawa
- Writers: Kagen , Shô Tsukikawa
- Language: Japanese
- Stars: Suzuka Morita , Takahisa Maeyama , Haruhiko Imai , Tetsuya Makita , Misaki Momose , Masashi Ohyama , Minami Tsuda , Rie Tsuneyoshi
- Runtime: 74 min
- Awards: N/A
- AKA: Cellular Boyfriend + , Keitai kareshi + , Keitai kareshi purasu (Japan) , 携帯彼氏+(プラス) (Japan) , Cellular Boyfriend + (United States of America) , Cellular Boyfriend + (United Kingdom)
- Plot:
Megumi who refuses to go to school because of bullying. She uses the "Katekyo Plus" app, in which an avatar of a professor teaches her how to study. One day, her classmate Souta arrives to report the death of her friend Manami.
- IMDB:tt2380035
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