Mamako Omori (大盛 飯子 Ōmori Mamako) was the wife of Tokunoshin Omori.
Background[]
Mamako lived with Omori on the his island when he was researching time-travel. However, she died, along with many other people when Omori's assistant made an error with pressurized gases.[1] She is mentioned by Omori when he explains his past and he notes that he stayed on the island by his wife's grave.