Friends: Naki on Monster Island (2011)
Original title: friends もののけ島のナキ
Friends: Naki on Monster Island is a 2011 Japanese-language animation movie directed by Takashi Yamazaki and Ryuichi Yagi, with a running time of 1h 27m. It stars Shingo Katori, Koichi Yamadera and Yûna Shindô.
Offshore, shrouded in fog, there is a mysterious island that is said to be the home of a family of monsters. It is strictly forbidden to approach it. But one day a human child, Mushroom, it loses and coming face to face with the mysterious creatures that live there. The arrival of Mushroom, makes panic on the island because the monsters are actually terrified of living humans.