If you liked this movie, you should also see: The Anthem of the Heart (2015)A Letter to Momo (2011)Sayonara no asa ni yakusoku no hana o kazarô (2018)Grave of the Fireflies (1988)Mary and Max (2009)
Hotaru is rescued by a spirit when she gets lost in a forest as a child. The two become friends, despite the spirit revealing that he will disappear if he is ever touched by a human.