Mone Kamishiraishi
The main female protagonist is voiced by Mone Kamishiraishi, a Japanese actress and singer who is often the voice of characters in anime movies, like the movie Wolf Children. Mitsuha is a girl from a small town who dreams of escaping to a big city for her life to truly begin.
Ryunosuke Kamiki
Ryunosuke Kamiki is a famous Japanese actor, whose voice appeared, aside from Your Name, in another famous anime move called Spirited Away. Taki Tachibana is the main male protagonist of the movie. He is a highschool boy from Tokyo, who suddenly discovers that his body is being occasionally borrowed by a girl called Mitsuha.
Masami Nagasawa
Masami Nagasawa is an award-winning Japanese actress and model, whose winnings include the Japanese Academy Prize for several of her roles. The character of Miki Okudera is a young attractive girl working alongside Taki in a restaurant and later following him and supporting him in his search for Mitsuha.
Etsuko Ichihara
Etsuko Ichihara was a very famous Japanese actress who appeared in numerous movies including Black Rain for which she won the Japanese Academy Prize. Hitoha Miyamizu is Mitshua's grandmother and the head of the Miyamizu family taking care of the shrine in Itamari and teaching her granddaughters about the value of tradition and faith.
