
Guide
Aomijima is a stunning scenic area located within the Kitachimon Coast Quasi-National Park in Nagato City, Yamaguchi Prefecture. Its complex and rugged coastline, spanning approximately 40 km, has earned it the nickname 'Alps of the Sea.' The landscape is a masterpiece of nature, featuring numerous sea caves, sheer cliffs, and stone pillars formed by the relentless erosion of wind and waves. Visitors can enjoy multi-dimensional views of this spectacular scenery, either by exploring the coastal hiking trails on land or by taking a sightseeing cruise to see the formations from the sea.
The region has a deep history of living in harmony with its abundant natural resources. The renowned Japanese painter Keiichi Higashiyama used the scenery of Aomijima as the motif for his grand mural, 'Dawn Tide' (Asake no Shio). This masterpiece, depicting the sea mist and waves of Aomijima, is celebrated as an iconic representation of the Japanese sea. Additionally, the area holds a history of traditional whaling, reflecting a culture deeply connected to the ocean's bounty. From a geological perspective, the area is also highly significant, offering educational value regarding the formation of magma and unique rock characteristics.

The greatest draw of Aomijima is its dynamic coastal topography. Viewing the towering cliffs and sea caves from a sightseeing boat offers a sense of scale and power that cannot be experienced from the land. For those preferring to stay on shore, well-maintained walking paths known as 'Nature Research Paths' allow for close observation of the coastline. The area is also a highly popular diving spot; the high water clarity allows divers to observe unique underwater topography and rare marine life. The changing light on the rock faces and the sound of the waves create a unique atmosphere that shifts with the seasons and weather.
The ideal time to visit Aomijima is during the warmer months, primarily from May to September. During the summer, the area is particularly active with beachgoers. Daytime is the best time for sightseeing cruises, as the bright sunlight enhances the clarity of the water and the vibrant colors of the rock formations. In the late afternoon, the setting sun casts dramatic shadows across the cliffs, creating a breathtaking spectacle. Please note that sightseeing boat and diving schedules may change based on weather and sea conditions, so it is highly recommended to check in advance.

A variety of activities are available to help you experience nature with all your senses. On a sea cruise, you can witness the sheer scale of the sea caves and cliffs from a close vantage point. For diving enthusiasts, the area is known as a high-quality spot offering dives through unique underwater landscapes. For those looking to stay longer, there are nearby campsites and bungalows, allowing you to enjoy the ocean breeze and coastal walks while staying overnight in nature. Educational pamphlets are also available to help visitors learn about the geological formation of the area.
The area surrounding Aomijima is dotted with nature-rich campsites and hot spring facilities. For example, you can access the Aomijima Takayama Auto Campground or nearby hot spring resorts. It is also common to include other famous spots in Nagato, such as Motonosumi Shrine, in your travel itinerary. With various facilities in place for outdoor enthusiasts, it is an ideal destination for those looking to immerse themselves in the great outdoors.
As you will be exploring natural coastlines and uneven terrain, comfortable walking shoes and practical clothing are highly recommended. If you plan on diving or camping, please ensure you have the appropriate gear. Regarding payments, while some facilities accept credit cards and IC cards, many smaller shops and local services may only accept cash. Please carry enough cash for your trip. To protect this beautiful environment, please follow local etiquette and ensure you take all trash back with you. Note that English-language support and signage are limited in some facilities.