Seto Naikai

Seto Naikai National Park protects Japan stunning Inland Sea, encompassing 900 islands, islets, and coastal areas across 66,934 hectares spanning 11 prefectures in western Honshu, Shikoku, and Kyushu. Designated in 1934 as one of Japan first three national parks, Seto Naikai preserves a seascape of extraordinary beauty where calm waters separate the main Japanese islands and countless verdant islands create an intricate maritime landscape. The Inland Sea has been central to Japanese culture, commerce, and history for millennia. The park showcases a remarkable blend of natural beauty and human cultural landscape.