Masaru Shishido (宍戸勝) (born August 15, 1968, in Tokyo) played Goro Hoshino (OhRed) in Chouriki Sentai Ohranger. Archive recording of his voice was used in Hyakujuu Sentai Gaoranger vs. Super Sentai.
He also played one of Shurikenger's human forms in Ninpu Sentai Hurricaneger.
Shishido reprise his role as Goro Hoshino in Kaizoku Sentai Gokaiger episodes "Crash!! Secret Operations" and "One Power". Archive footage of his appearance was used in "The Confused Ninja".
Since 2009, he signs his given name in katakana (宍戸 マサル).
In 2012, he opened a bar based on Tokusatsu, including Super Sentai.
He is not related to Kai Shishido, whose surname is written similarly.