![](https://cdn.animecharacters.io/images/characters/large/98884-56bb6957.jpg)
Ivan Zell (イワン・ツェル)
Nonna's father. He was a member of the surviving humanity during the great war. During an exploration, the team encountered an unknown being. The leader of the group, Riku, ordered him to sacrifice himself to save the others.
Voice Actors
Tooru Ookawa
Japanese
Gutemberg Barros
Portuguese (BR)