Yasuhiro Nightow (内藤 泰弘, Naitō Yasuhiro?) is a Japanese manga artist and game creator who created the anime and manga Trigun. Nightow was born on April 8, 1967 in Yokohama, Japan. He moved to Yokosuka when he was in elementary school, and spent the junior high and high school years in Shizuoka.
Before the release of the popular manga, Trigun, Nightow studied social science and then majored in media studies. Nightow became popular in the US thanks to the US release of Trigun. Trigun, the TV series, had a limited broadcast run in 1998.
Nightow also created the characters and story for the Sega/Red Entertainment anime and third-person shooter video game series Gungrave.