Naoko Koyanagi is a director and playwright, currently working in the Takarazuka Revue Company . She is from Tokyo. She graduated from Keio University Faculty of Letters. In 1998, she became a temporary production assistant for the Takarazuka Revue . In 1999, she joined the Takarazuka Revue. In 2002, she made her directorial debut with the Bow Hall performance "SLAPSTICK".