The Adventure of a Blue Bird: The Fourth Installment.
Masao, the Blue Bird whose happiness power has been restored, receives a letter on a leaf one day, presenting him, Kumuta, and Ecolo with a new mission. To resolve the widespread water shortage plaguing many regions, the trio must embark on a journey to visit four sacred waterfalls.
In this installment, they once again encounter new tree houses, unique villages, and a cast of fascinating birds, alongside a mysterious Blue Bird and a world where the boundaries between dream and reality blur.
It is our hope that this ecological fairy tale will inspire a deeper environmental awareness and offer a sense of healing to nature lovers and general readers alike.