"The Sound of Ryūkōka" is a playlist that brings together the nostalgic essence of Japan's early 20th-century music scene. Leading off with "Habu no minato" by Traditional, the playlist taps into the classic rhythms and haunting melodies that characterize Ryūkōka, a genre that beautifully blends Western and Japanese musical styles. Following up with "離れ小島のお巡りさん" by BLACK CATS, the journey through time is complemented with a more modern twist, embodying a retro vibe while still remaining true to the rich Ryūkōka tradition. Whether you're a history buff or just love unique musical fusions, this playlist offers a little glimpse into the captivating soundscape of a bygone era.