
Quick answer — Takashi Narumi voices Shu Saibou in Cells at Work! CODE BLACK, Kiriko in TASOKARE HOTEL, Tama Jii in Sakuna: Of Rice and Ruin and 1 more characters.
Takashi Narumi voices Shu Saibou (Cells at Work! CODE BLACK), Kiriko (TASOKARE HOTEL), Tama Jii (Sakuna: Of Rice and Ruin), Takemoto (Ninja Vs. Gokudo).
Shu Saibou is voiced in Japanese by Takashi Narumi.