言葉なし・メロディなしの100%自然音です。

読書をするときやお休み前のリラックスタイム、ご飯を食べるときなどの環境音としてお使いください。

Before I knew it, it was already spring with the singing of the Japanese bush warbler. We invite you to spend some time standing by the riverside and listening to them.

100% natural sounds without words or melodies.

Please use it as an environmental sound when reading, relaxing before bedtime, eating rice, etc.