Megumi Iwasa studied graphic design at Tama Art University in Tokyo. After graduating, she worked there until 1986. She lives in Tokyo, Japan.
Jun Takabatake is one of Japan's best-loved children's illustrators. His illustrations have been exhibited throughout the world, and he has won many international awards, including the Graphics Prize (Bologna Children's Book Fair), a Japan Picture Book Award and the Kodansha Award for Picture Books.