Natsume is worried about Tanuma when he learns that the visitor is a youkai, but Tanuma has come to enjoy interacting with it.
Apparently, the youkai doesn’t intend to do anything bad, but Tanuma’s health starts to get worse little by little…
As reported, the film Natsume Yujin-cho: Ishi Okoshi to Ayashiki Raihousha (Natsume Yujin-cho: The Waking Rock and the Strange Visitor) is based on the manga’s two popular yet-animated episodes – “Ishi Okoshi” and “Ayashiki Raihousha.”