Summer Time Machine Blues is a 2005 Japanese film directed by Katsuyuki Motohiro and written by Makoto Ueda, based on Ueda's 2001 play of the same name. The film stars Eita as a member of a university science-fiction club, and Juri Ueno and Yoko Maki as part of the neighboring photography club.

Juri Ueno is a Japanese actress. She first gained recognition in the 2005 film Swing Girls where she was a recipient of Newcomer of the Year prize at the Japanese Academy Awards. Ueno achieved mainstream success for playing the title role in the live-action adaptations of manga Nodame Cantabile for which she won Best Lead Actress at the 51st Television Drama Academy Awards in 2007. She further gained acclaim with her role in the television series Last Friends for which she won Best Supporting Actress at the Nikkan Sports Drama Grand Prix and the 57th Television Drama Academy Awards in 2008.