Fate/kaleid liner Prisma☆Illya 2wei!: Mahou Shoujo in Onsen Ryokou
English title: Fate/kaleid liner Prisma Illya 2Wei!: Magical Girl in Hot Springs Inn
Japanese title: Fate/kaleid liner プリズマ☆イリヤ ツヴァイ! 魔法少女in温泉旅行
Type: OVA
Episodes: 1
Source: Manga
Genres: Comedy, Fantasy, Ecchi
Studios: SILVER LINK.
Producers: Lantis, DAX Production
Duration: 26 min
Rating: PG-13 - Teens 13 or older

Based on the manga by the same name by Hiroyama Hiroshi, itself a spin-off of the Fate/stay night erotic visual novel by Type-Moon.

Note: Bundled with the limited edition of the sixth Fate/Kaleid Liner Prisma Illya 3rei!! magical girl manga volume.

(Source: AniDB)