About

Akane and Momo's grandfather and self-proclaimed mad scientist. He's one of the developers of the Manifestation Engine, but now he keeps a research lab in Izu Oshima and focuses on his inventions. He pours most of his money into his research, which is one reason why the Isshiki family is poor. He has stated that whilst he does own various patents, he chooses not to profit from them as atonement for the accident that occurred seven years ago. He is the developer of the Vivid System, which allows... Show more

Anime

Voice Actors

• 

  Terasoma, Masaki

  Japanese