Watch Tonari no Seki-kun: The Master of Killing Time Online

"Our cat might be turning into a nekomata..." A rural town where youkai, people and gods live normal, everyday lives, mixed with a bit of warmth and occasional mystery. One summer, the twenty-year old cat Buchio suddenly evolves into a nekomata. Questioning the reason for his evolution, he sets out to learn more about transformation, together with the transforming kitsune Yuri. Muu-chan spies on the crow Tengu Jirou as he performs his Tengu duties, and begins to see Jirou in a new light. At that same time, rumors of an unfortunate Nue begin to spread…

All Rumi Yokoi wants to do is focus during school, but she is constantly distracted by Toshinari Seki, her neighboring classmate. Paying attention during class is the least of Seki's worries, as he obsesses over intricate setups created using an assortment of items, from an elaborate domino course on his desk to a treacherous war played out with shogi pieces. Yokoi desperately attempts to focus in class, only to be repeatedly sucked into his intriguing eccentricities; however, they always seem to end up with her getting in trouble with their teacher. Fortunately, lessons will never be dull with Seki's antics around! [Written by MAL Rewrite]