Byakuya Ishigami

Byakuya Ishigami was a Japanese astronaut who was residing on the International Space Station when the Petrification on Earth's surface occurred. He was a kind, playful, and mischievous man who always found a way to amuse himself and keep things lighthearted, no matter the stakes.

~!He was [Senku Ishigami](https://anilist.co/character/124142/Senkuu-Ishigami)'s adoptive father.!~