Mitsuyuki Masuhara (増原 光幸, Masuhara Mitsuyuki) is a Japanese anime film director at Madhouse. He was born on December 5, 1973, and has been with Madhouse since 1999. Masuhara started at the company as an episode director, before directing the short film Clamp in Wonderland 2 in 2007 and becoming a full series director on Chi's Sweet Home in 2008.

This biography of a living person includes a list of references, related reading, or external links, but its sources remain unclear because it lacks inline citations. (October 2009)