[Okinawa Ishigaki] Snorkeling Tour at Ishigaki-Blue Cave and Phantom Island

★ Blue cave snorkelingIt is a snorkeling tour around the hotspot “Blue Cave”! The inside of the cave shines blue as its name suggests. Let’s swim with many fish! After snorkeling, play with water in a clear stream waterfall pot!★ Phantom island landing & snorkeling"Phantom Island" is an island made of sandy beaches floating on the west sea of Ishigaki Island. It is named because it changes its shape depending on the tide. The surrounding sea is called “Sekisei Lagoon” and is the largest coral reef sea in Japan! It’s like a natural aquarium …