Katsuyuki Sumisawa
- Born
- 8 November 1961 (64 years)
- Place of birth
- Tokyo, Japan
- Gender
- Male
Katsuyuki Sumisawa (隅沢 克之, Sumisawa Katsuyuki, November 8, 1961) is a Japanese anime screenwriter. He is from Tokyo. As a freelance screenwriter, he works on screenplays and series composition based on Pierrot, Toei Animation, and Sunrise.
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