Mischievous Twins: The Tales of St. Clare's (おちゃめなふたご ―クレア学院物語―, Ochame na Futago: Kurea Gakuin Monogatari) is a 1991 Japanese anime created by Tokyo Movie Shinsha (now known as TMS Entertainment) and originally broadcast on Nippon TV from January to November 1991. The anime is based on the St. Clare's books by English children's author Enid Blyton.
They also have a English Dub and it also aired on Children's ITV in 1995 to 1996 (which ultimately CITV until it closed on September 2023), and later on Channel 5's Milkshake in 1997 to 1999.