Tonari no Yokai-san

In a remote mountain village under the watchful eyes of two stone guardians, the young Yuru contentedly lives off the land while staying close to the only family he has left—Asa, his precious twin sister. Asa, meanwhile, carries out a mysterious “duty” on behalf of the village while locked in a cage. Why is Asa a prisoner? And what other secrets does Yuru’s otherwise idyllic home hide?

Yuushi Inaba, a 16-year-old boy whose parents died three years ago. He moved into his uncle's house, but resolved to move into a dormitory in high school. Plans changed when that dormitory burned down. He eventually finds a cheap apartment, but discovers too late that the apartment is home to supernatural creatures such as ghosts, youkai, and mononoke, and his daily life becomes embroiled in the eccentric apartment.

Himari’s 16th birthday will be one she never forgets. Unexpectedly, she receives a will detailing her inheritance of a mysterious estate: the Momochi House. She arrives only to discover that the home was built on the cusp between the human world and the spiritual realm. There, she encounters Yukari, Ise, and a peculiar boy named Aoi, who seems to be concealing a shadowy secret.

A new season of Youkai Watch focusing on elementary schooler Keita Amano again. The events take place right after the original season; but still chronologically occur before the now complete Shadow Side events as they take place 30 years in the future.