Gakkou no Yuurei
Japanese title: 学校の幽霊
Type: OVA
Episodes: 6
Source: Unknown
Genres: Horror
Studios: Toei Animation, Aubec
Producers: Toei Video
Duration: 32 min per ep
Rating: PG-13 - Teens 13 or older

This OVA is a live-action/animation mixed collection of short school ghost stories.

(Source: AniDB)