Natsumi Matsumoto debuted with the manga Guuzen Janai Yo! (No Coincidence!) in Ribon Original magazine. St. Dragon Girl was such a hit that it spawned a sequel, St. Dragon Girl Miracle. Her other series include Angel Time and Alice kara Magic. In her free time, Natsumi studies Chinese and practices tai chi. She also likes visiting aquariums and collecting the toy prizes that come with snack food in Japan.