Overview:Festivals are held in every region of Japan throughout the year. The oldest date back well over a millennium, and typically feature prayers for good harvests or peace and stability. These days, festivals in Japan have become vital to many areas as a magnet for visitors. On this edition of Japanology Plus, our theme is festivals. Our expert guest is Tetsuya Yamamoto, who visits dozens of festivals a year and publishes articles and essays about them. And in Plus One, how a portable shrine is made.