Masachika Ichimura is a Japanese actor. He was born in Kawagoe, Saitama and studied at the Theater Art College in Tokyo after graduating high school. He is best known to anime fans as the voice of Mewtwo. Ichimura is also the ex-husband of actress and singer Ryoko Shinohara.

Kawagoe is a city in Saitama Prefecture, Japan. As of 1 February 2021, the city had an estimated population of 353,214 in 162,210 households and a population density of 3200 persons per km2. The total area of the city is 109.13 square kilometres (42.14 sq mi). The city is known locally as "Little Edo" after the old name for Tokyo, due to its many historic buildings.