Ao Swamp is a unique and captivating beach located in Hidaka, Japan, nestled along the picturesque coastline. Unlike traditional sandy beaches, Ao Swamp features a stunning coastal landscape with emerald green marshes and clear blue waters. The beach stretches for approximately 600 meters, providing a serene and tranquil environment for beachgoers to enjoy. The area around the swamp is ideal for nature walks and birdwatching, making it a haven for nature enthusiasts.