Naoyuki Satō (佐藤直之 Satō Naoyuki), more commonly known as 猫又Master or 猫叉Master (both read as 'Nekomata Master', Nekomata refers to a two-tailed cat demon of Japanese folklore) is a composer for Bemani games. His works have appeared in the Beatmania and Pop'n Music series, although he has worked on other Konami video games.

Most of his works are instrumental and new age.

He has previously composed music for other non-Bemani games, including the Jikkyō Powerful Pro Yakyū series. He has also composed the music for Chihiro Yonekura's song, "Little Soldier".

He is also the sound director for the Wii videogame, Elebits. Furthermore, he is the music super advisor for Time Hollow.

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