The title is translate as Bridge to the Stars. It's a Japanese adult bishōjo game. Hoshizora e Kakaru Hashi was adapted into an anime television series by Dogakobo under the direction of Takenori Mihara and Go Zappa supervising the scriptwriting. The anime series will begin its broadcast run in April 11, 2011.
Wikipedia - Hoshizora e Kakaru Hashi
Official Website - 星空へ架かる橋