From the Super Mario Wiki
Masayoshi Ishi, professionally known as Chamy Ishi (often stylized as CHAMY.Ishi), is a Japanese video game composer. Ishi is a member of T's Music, a sound production company, and also the owner of his music label, Sweet 2 The Soul. He has mainly engaged in the music composition for the Yoshi's Island series and Mario Party series in the Mario franchise. His other notable works includes the Sengoku Basara and Cooking Mama series.
As Music Director