Yuu☆Yuu☆Hakusho: Mu Mu Hakusho - Nightmare Hakusho
Japanese title: 幽☆遊☆白書 夢夢白書
Alternative titles: Yu Yu Hakusho: Mu Mu Hakusho, Yu Yu Hakusho: Eizou Hakusho III, Yuu Yuu Hakusho: Eizou Hakusho III
Type: OVA
Source: Manga
Episodes: 4
Status: Finished Airing
Aired: 1993 to 1996
Duration: 2 min per ep
Rating: PG-13 - Teens 13 or older
Studios: Pierrot
Licensors: Funimation
Genres: Comedy

A four part OVA series including Yusuke's weird dreams.