Keigo Shinzou is an alumni of the Fine Arts school in Tokyo Zokei University. His major work inclueds "Bokura no Hunkasai", which won a New Face Award in the 16th Japan Media Arts Festival. He is also known for "Moriyamachu Kyousyu-jyo", "Midori no Hoshi", both published by Shougakukan Inc. "Moriyamachu Kyousyu-jyo" was made into a movie in July 2016. He is currently focusing on a comic series "Tokyo Alien Brothers" in Monthly Big Comic Spirits.