Mikiyo Tsuda, also known by the pen name Taishi Zaou, is a Japanese manga artist born on January 10, 1976. Tsuda gained popularity in the genre of shoujo manga (comics targeted towards young girls) and shonen-ai/yaoi (male-male romance). She is well-known for her comedic style and for often collaborating with fellow manga artist Eiki Eiki. One of Tsuda's most famous works is "Princess Princess," a comedy series that revolves around boys who dress up as girls to cheer up their all-male school. Her works frequently explore themes of gender identity and sexuality with a lighthearted touch.