It includes "The Frog Prince" and "The Dragon's Riddle".
This is a picture book with the narration for kids. The narrators are Saori Yuki and Sachiko Yasuda. Saori Yuki is a famous POP singer over the world.
Sachiko Yasuda is also a famous singer of the classics who is her elder sister. Their voices have the tender warmth of a mother. And the illustrations are very colorful and beautiful.