Karuizawa Syndrome
Japanese title: 軽井沢シンドローム
Type: OVA
Source: Manga
Episodes: 1
Status: Finished Airing
Aired: Mar 21, 1986
Duration: 1 hr 9 min
Rating: R+ - Mild Nudity
Studios: Kitty Film Mitaka Studio
Producers: Kitty Films, Shogakukan
Genres: Comedy, Drama, Romance
Demographics: Seinen

It  is an action comedy about a young man's persistent sexual fantasies. It has 4 distinct art styles: a manga style, a SD style, a realistic style, and a art-graphic pencil style.

(Source: technogirls.org)

Based on the manga by TAGAMI Yoshihisa (たがみ よしひさ) that serialised in Big Comic Spirits.