Yumeno Gentaro

A renowned novelist with a wide range of styles.
A mysterious figure whose words and actions often blend truth and fiction, making him hard to pin down. He dresses like a traditional literary student.
He had been impersonating his older brother, Gentaro, who fell into a coma due to the purges in the Chuo Ward.
Even after his brother woke up, he continues to act under the name 'Yumeno Gentaro.'"