Tenchi Forever is an anime film that premiered in spring 1999, produced by AIC.

About the production: the film runs about 95 minutes and its current status is "finished".

Its main genres are drama, romance and sci-fi, with themes such as Shounen.

On AniList, Tenchi Forever has an average score of 69%, a good score, and appears on 3,941 users' lists.

The franchise continues in or follows from: Tenchi Muyou! in Love.

Tenchi walks into the mountains and disappears. After searching all over Japan for Tenchi, Ayeka and Ryoko finally locate him in Tokyo where he is now several years older. Tenchi appears to be in a parallel world with a mysterious girl, named Haruna, and doesn't remember Ayeka and Ryoko! What is the mysterious connection between Haruna and Tenchi's grandfather, Yosho? It's up to Ayeka and Ryoko to discover what Haruna wants with Tenchi and to rescue him before he disappears forever! (Source: Geneon Entertainment)

Official synopsis from AniList.