Masaki Yamada (山田 雅樹, Yamada Masaki, born 1964) is a Japanese singer, guitarist and bassist known for being the frontman of EZO from 1986 to 1991 and Loudness from 1992 to 2000. He currently plays bass and sings duet and backing vocals, with occasional guitar in the New York City-based band FiRESiGN.[1] He was vocally trained by Donald Lawrence, and moved to New York City in 1986. He has a daughter, born in 1992.