![](https://cdn.animecharacters.io/images/characters/large/61322-c2907a71.jpg)
Ivan Tolstoy (イワン·トルストイ)
Ivan Tolstoy is a Russian astronaut who is an important supporting figure during Hibito's rehabilitation stay from his panic disorder. He is the father of Olga and husband of Emilia. (Source: Uchuu Kyoudai Wikia)
Voice Actors
Shinpachi Tsuji
Japanese