This is the sound of "Cicada." In Japan, we can see "Cicada" and hear their songs in summer season.

It is said that the sound of "Cicada" is not beautiful because there are many kind of "Cicada" in Japan, and they sing at the same time. So, sometime it is very noisy, but Japanese people loves it regarded them as one of their life.

Japanese people loves "Cicada" since old times. Old Japanese like "Basho Matsuo" composed a 'Haiku' poems about "Cicada." So, it could be said that "Cicada" is one of the Japanese culture. Japanese people remember summer season when they hear the sound of "Cicada."