Daniel Yuichi Matsumoto (松元 ユウイチ, Matsumoto Yūichi, born December 18, 1980) is a Brazilian former professional baseball first baseman who played for the Tokyo Yakult Swallows in Nippon Professional Baseball. He was born in São Paulo, in 1980. He joined the Yakult Swallows in 1999, and acquired Japanese nationality in 2004. He represented Brazil at the 2002 Intercontinental Cup and 2013 World Baseball Classic.