[UNVERIFIED CONTENT] Japanese boaters at Hirosaki Castle Park Moat during cherry blossom viewing season in spring. Hirosaki Castle is located at Aomori Prefecture in the Tohoku region. During spring with the blooming of the cherry blossom, many visitors will visit the castle during its annual Cherry Blossom Festival. The festival is regarded as the best in Tohoku and one of the top ranking in Japan. Hanami is a widely popular Japanese tradition and culture.