Urusei Yatsura - Season 1 - Eps 97: Ghost Story! Old Man Willow!
Onsen-Mark tells the class a story of a cursed willow tree, which Ataru finds a load of fluff and ends up releasing an old man after Mendou after he carved his company's symbol with a knife on said tree. The old man drops a map to a possible treasure, while Mendou plans to see him at midnight to settle a score regarding the mockery of his company logo Ataru carved on the back of his robe. Meanwhile, Onsen-Mark is forced to do guard duty across the school by himself at night.
About Urusei Yatsura

Title: Urusei Yatsura
First Air Date: 1981-10-14
Last Air Date: 1986-03-19
Status: Ended
Rating: 7.6/10 (from 36 votes)
Language: JA
Seasons: 2
Total Episodes: 218
Network: Fuji TV
Genres: Animation, Comedy, Sci-Fi & Fantasy, Drama
Production Companies: Pierrot, Studio Deen, Kitty Films
Synopsis
The invasion of an alien race known as the Oni begins a new life for Ataru Moroboshi, a lecherous trouble-making tenth grader in the small town of Tomobiki. After unwittingly proposing to the Oni princess Lum Invader instead of his sweetheart Shinobu, Ataru becomes a conduit for aliens arriving on Earth, causing all sorts of havoc for him and his companions, not to mention his own reputation!
Cast

Toshio Furukawa
Ataru Moroboshi

Fumi Hirano
Lum

Akira Kamiya
Syutaro Mendo

Saeko Shimazu
Shinobu Miyake

Kazuko Sugiyama
Ten

Machiko Washio
Sakura

Ichiro Nagai
Sakurambou

Noriko Ohara
Oyuki

Yuko Mita
Benten

Yō Inoue
Ran