Eien no Hou
English title: The Laws of Eternity
Japanese title: 永遠の法
Alternative titles: Happy Science Movie 4
Type: Movie
Source: Original
Episodes: 1
Status: Finished Airing
Aired: Sep 30, 2006
Duration: 1 hr 53 min
Rating: G - All Ages
Studios: Group TAC
Genres: Fantasy, Sci-Fi

Ryuta and his friends from the science club visit a museum exhibit on Thomas Edison and it's there they learn about one of his proposed inventions called the "spirit phone" which would enable communication with the deceased. Later that day, they bump into a shaman who claims she has a message from Edison. In an instant Ryuta is given the necessary knowledge he needs to construct the device and decides to go for it, so beginning a spiritual adventure.

(Source: ANN)