- Country: Japan
- Genres: Animation, Drama, Mystery
- Release: 2014-08-01
- Director: N/A
- Writers: N/A
- Language: Japanese
- Stars: Kappei Yamaguchi , Tomoe Tamiyasu , Takuma Terashima , Kei Mizusawa , Hatsumi Takada , Akane Tomonaga , Yuko Goto , Satomi Sato , Hayato Nakata , Akio Otsuka
- Runtime: 23 min
- Awards: N/A
- AKA: In Search of the Lost Future (India) , Ushinawareta Mirai wo Motomete , 失われた未来を求めて (Japan) , In Search of the Lost Future (United Kingdom) , In Search of the Lost Future (United States of America) , In Search of the Lost Future , À la recherche du futur perdu (France, French Republic)
- Plot: An astronomy club gets caught up in a bizarre series of events at an old school building while trying to unravel the circumstances revolving around the sudden appearance of a mysterious transfer student named Yui.
- IMDB:tt3950066
Ushinawareta Mirai wo Motomete Cast · · · ALL
Kappei Yamaguchi
Osafune Kenny Eitarou
Takuma Terashima
Akiyama Sou
Yuko Goto
Sasaki Shiori
Kei Mizusawa
Hasekura Airi
Akio Otsuka
Ootsuka Akio
Satomi Sato
Fukasawa Karin
Hatsumi Takada
Azuma Yaeko