Sunrise's Original Anime Natsuiro Kiseki Announced [Update Nov 18]

According to the official twitter of Tower Records, Sunrise's original TV anime titled "Natsuiro Kiseki" was announced to be aired in 2012. Seiyu group sphere will play the main roles.

sphere will sing the OP theme song of Shinryaku!? Ika Musume titled "High Powered".

Source: Tower Anime

Update Nov 18th
Staff:
Director: Mizushima Seiji
Series Composition: Urahata Tatsuhiko
Original Character Design: Hidari ("Usotsuki Mii-kun to Kowareta Maa-chan")
Anime Character Design: Tanaka Yuichi

Source: Natsuiro Kiseki TV Anime official website

Natsuiro Kiseki on MAL