Tadaaki Tsukada (塚田 忠昭, Tsukada Tadaaki, born April 22, 1986) is a Japanese composer, arranger, lyricist and music director. Sometimes his name appears written as 塚田 忠明 (same reading). He also uses the alias Aki Takatsuki (鷹月 亜樹, Takatsuki Aki). He belongs to Five Eighth. He was born in Tokyo, Japan. He started working as a freelancer in July 2017. He is involved in various music productions for TV shows, games, theme parks, concerts, etc. He has been affilliated with Five Eighth since February 2022.