Kosoga Cave
Péninsule d'Izu, Japan
Kozoga Cave, located in Atami, is a seasonal diving gem open from November to April. This semi-enclosed cave reaches depths of 6 to 12 meters and is perfect for novice divers. Sunlight filters through, creating stunning blue hues in the water. Just a short 10-minute boat ride from Atami Harbor, it’s an ideal spot for an unforgettable dive.
