|Occupation||Yasumori family head|
|Anime Debut||Episode 2|
Giichi Yasumori was Tokujirou's older brother and the head of Yasumori. He was the oldest Yasumori and the first Yasumori to die. He had Parkinson's disease and was already bedridden before he died. He died August 17th and became the 7th death. Toshio and Seishin later suspected that Nao got infected from him.