Double Circle
Genres: Sci-Fi
Type: ONA, Episodes: 6
Aired: Dec 19, 2013 to Sep 26, 2014
Source: Original
Rating: PG-13 - Teens 13 or older
Synopsis:
"Double Circle" means the community which evolves infinitely by the energy and ICT in the smart community project.
People who live in Kawasaki become a hero, and beat an enemy who steals near from the time-stopped world to the evolving town Kawasaki.

(Source: Official website)