Okay so the actual title is Girlfriend Beta: Kimi to Sugosu Natsuyasumi (Girlfriend Beta: Summer Vacation Spent With You). This is a new dating sim exclusive to PlayStation Vita and only available in Japanese, as most of these games tend to be. Here are some screenshots:
Like the majority of games in this genre, it won’t be released stateside, but you can get the Japanese version wherever you usually buy import games. It’s holiday season and I’m feeling helpful, so here are direct links to this game’s page on various import sites, in alphabetical order: Amiami, CD Japan, Play-Asia, Yes Asia.