Ryuukyuu Timeline: Mirai Shoujo to Inishie no Ou
English title: Ryukyu Timeline: The Girl from Future and the Ancient King
Japanese title: 琉球タイムライン -未来少女と古の王-
Type: ONA
Episodes: 1
Source: Other
Genres: Fantasy
Studios: Gyorai Eizo Inc.
Duration: 8 min
Rating: G - All Ages

A historical fantasy that unfolds a mysterious story between a high-school girl from Urasoe and Satto, the king of the Ryukyu Kingdom.

(Source: AniDB)