Yumi Matsutoya
is a Japanese arranger, composer, music producer, and motor journalist. He currently resides in Setagaya, Tokyo. He is a graduate of Keio Senior High School and Keio University (literature department). His wife is singer-songwriter, composer, and lyricist Yumi Matsutoya (née Arai). His mother, Kazuko, is the auditor of Kirarasha, the firm Masataka established after his marriage to Arai.