Hyouka

Oreki Houtarou is a minimalistic high school boy. One day, he joins the Classic Literature Club at his elder sister's request. There he meets Chitanda Eru, Fukube Satoshi, and Ibara Mayaka. Chitanda is a calm beautiful girl but she turns into an embodiment of curiosity once she says, "I'm curious." Fukube is a smiling boy with a fantastic memory who calls himself a database. Ibara is a short girl and is strict with others and herself. They begin to investigate a case that occurred 45 years ago. Hints of the mystery are buried in an old collection of works of the former members of Classics Club. The collection is titled "Hyouka."Hyouka featuring Yuichi Nakamura and Satomi Satou has one or more episodes streaming with subscription on Funimation, available for purchase on iTunes, available for purchase on Google Play, and 1 other. It's an animation and anime show with 22 episodes over 1 season. Hyouka is no longer running and has no plans to air new episodes or seasons. It has a high IMDb audience rating of 7.8 (3,237 votes).