Quick answer — Hideki Ogihara voices Tetsurou Ishigaki in Waiting in the Summer, Yoshitaka Yamane in Major S3, Toshiya Hamaguchi in Mahoromatic: Automatic Maiden and 5 more characters.
Hideki Ogihara voices Tetsurou Ishigaki (Waiting in the Summer), Yoshitaka Yamane (Major S3), Toshiya Hamaguchi (Mahoromatic: Automatic Maiden), Itsuki Midoriba (SHUFFLE!), Daijirou Matsumura (This Ugly Yet Beautiful World), Kazuma Morisato (We Without Wings – Under the Innocent Sky), Takeru (Togainu no Chi), Shuuji Takanashi (I don't like my big brother at all!!).
Tetsurou Ishigaki is voiced in Japanese by Hideki Ogihara.
