All Aso Tours & Excursions in 2026

Aso's knowledgeable guides will take you on an easy-to-understand and enjoyable tour of the Aso Caldera from its birth to the present, from the perspectives of volcanoes, geology, history, culture, and beliefs. By walking down the stone-folded path that descends the northern outer rim of the mountain and entering the caldera on your own, you can really feel the size of the caldera, one of the largest in the world. You can also enjoy spots related to the history, culture, and beliefs of Aso, where people have lived in the caldera for over 2,000 years. On the way, we will have a tea time with yogurt and sweets grown in the grasslands of Aso.

Enjoy the sunrise and sea of ​​clouds over the Aso Caldera while sipping a hot drink with special permission from the Millennium Grassland Observatory. Why not spend some time in Aso until breakfast at a special place only known to those in the know? On this tour, with special permission, we will take you to a special observation point in the "Millenium Grassland" that is normally inaccessible. Transportation to and from hotels and guesthouses in Aso City is also included, so you don't have to worry about transportation. Depending on the weather, you can enjoy a sea of ​​clouds filling Aso Caldera in the "Millennium Grasslands". Beyond the sea of ​​clouds, the Five Peaks of Mt.Aso lie as a reclining statue, a divine sight in Japan. Our baristas will guide you through the sunrise and the sea of ​​clouds while offering you coffee, tea, and local tea brewed with spring water.

On this tour, with special permission, we will take you to a special outdoor bar in the "Millennium Grassland" with no artificial light. Transportation to and from your hotel or guesthouse in Aso City is also included, so you don't have to worry about transportation. Depending on the weather, you can enjoy a starry sky at the Millennium Grassland. Our guide, who is knowledgeable about the starry skies of Japan's four seasons, will quietly introduce you to the constellations. Of course, quiet time is also available. While looking at the starlight that was emitted hundreds of thousands of years ago, before the Aso Caldera was formed, please think about the eternal past. We also offer local craft beer, wine, and hot drinks to make your Aso night the best it can be. (Up to one drink per person is included in the price. Additional charges apply.) After gazing at the starry sky, depending on the season, enjoy a digital detox around a bonfire and enjoy the night in the grasslands of Aso.

We took a leisurely stroll through the village of Teno, which has a nostalgic, original Japanese landscape. After visiting Kokuzo Shrine, one of the oldest shrines in Kumamoto Prefecture and known as a power spot, you will be amazed at the size of the natural monument, the "Great Cedar of Teno. Then we will have a delicious lunch with a farmer. You never knew vegetables could taste so good! The farmers' food and smiles are truly a healing experience.

Enjoy a well-rounded introduction to the Aso area covering cultural, spiritual, artistic, and volcanic destinations on this guided day trip. First, you'll visit the historic Aso Shrine, with over 2,000 years of history, followed by the quaint town of Monzenmachi to explore the town's shopping street, mossy water fountains, and delicious sweets. As a finale, visit the top of Mount Aso to peer into the sacred center of the mountain.

After meeting at the entrance of Aso Station, we start the tour with an introduction to Mt. Aso and our grasslands. Then, on to the gear: we’ll take our bicycles for a test before going our way. Beginners are welcome too, must you need help for the bicycle’s use, your guide will explain everything. No need for extreme bicycling skills, as they are electrically assisted! From the bottom of the caldera at Aso Station, at about 500 meter above sea level, to the Aso Nakadake crater (elevation 1,300m), there is an elevation difference of 800m. (2600ft) You then get to enjoy the best views of the mount Aso crater. Going back down, the caldera opens up in front of you. Aso's magnificent nature awaits you here. We’ll end our tour at the entrance of JR Aso Stn, unless you booked a ride to your accommodation. We can also guide you to a hot spring after the tour to unwind and relax in the caldera. *You can leave your luggage with us, so you can enjoy the grasslands of Aso at ease.