Bakumatsu Kokosei: Time Trip App
Bakumatsu Kokosei, released internationally with the English title Time Trip App and literally translated as Late Edo Period High School Student, is a 2014 Japanese science fiction drama film directed by Toshio Lee.

Production and Release
The screenplay was written by Atsuko Hashibe, drawing upon the original novel concept by Taku Mayumura. The film's production was managed by Yoshihiro Suzuki, Kaoru Matsuzaki, Kazuma Kuryu, and Noriko Koyanagi, with cinematography handled by Osamu Fujiishi. Distributed by Toei, the movie had its world premiere at the 18th Puchon International Fantastic Film Festival on July 18, 2014, before its theatrical release in Japan on July 26, 2014. The film has a runtime of 108 minutes.
The feature is inspired by the 1994 Fuji TV television drama series of the same name, which aired from January 15 to February 12, 1994, and was likewise based on Taku Mayumura's story Nagori no Yuki.
Plot Summary
Set in 1868 during the Bakumatsu period, tensions rise in Edo as new government forces prepare for battle against shogunate forces. Katsu Kaishu, portrayed by Hiroshi Tamaki, seeks to prevent unnecessary bloodshed and attempts to send a peace envoy to Takamori Saigō, played by Koichi Sato. When communications stall, Kaishu encounters high school teacher Mikako Kawanabe, played by Satomi Ishihara, and her student Masaya Takase, played by Tokio Emoto, who reveal that they have traveled backward in time from the future. Kaishu shelters the visitors while Mikako searches for a way to return to her own era.
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