This route moves from Kumamoto's castle heart into the Aso highlands, grouping city sights on day one, then spending two days inside and around the caldera to minimize backtracking. The logic is simple: trams and trains first, then a car to reach the rim lookouts, waterfalls, and forest shrines that define Aso's deeper quiet.

Start at Kumamoto Castle, where you can watch restoration work breathing life back into one of Japan's mightiest fortresses—the curved stone walls alone are worth the tram ride to Kumamotojo-mae. By midday, head east to Suizenji Jojuen Garden, a miniature Tokaido road traced in moss and water around a spring-fed pond; pause for matcha in the old teahouse and follow the loop past the grassy Mount Fuji mound. As evening settles, find an izakaya in the city centre and order basashi—Kumamoto's famous horse sashimi, served thin with sweet soy and ginger, a local ritual that closes the day with quiet pride.

Catch the JR line to Aso Station, then board a bus toward Mount Aso's smoking Nakadake crater—one of the world's largest calderas, a 25-kilometre basin where farms and villages nestle inside ancient volcanic walls. In the afternoon, drive or join a tour up to Daikanbo Lookout on the northern rim; if the weather holds, you'll see the central cones rise above patchwork valleys, and on lucky autumn mornings, a sea of cloud turns the peaks into islands. Return to Aso town for the night, or push north to Kurokawa Onsen if you want to soak under the stars in a forested gorge.

Drive north to Nabegataki Falls, a wide curtain of water born from an ancient Aso eruption—reserve your entry slot, then walk behind the falls into a cool, mossy grotto and look back through the veil. Continue to Kamishikimi Kumanoimasu Shrine, where a hundred moss-covered stone lanterns line the forest path to a clifftop shrine and a natural wind-hole blasted through rock. The route is quiet, slow, and best done by car; if time allows, loop back via Kurokawa Onsen for one last soak before heading toward Kumamoto or onward to your next stop.
Kumamoto City for night one, then shift to Aso town or Kurokawa Onsen for highland access—this keeps castle and garden close on day one, then puts you inside the caldera for early starts and evening soaks.
Tram lines cover central Kumamoto; the JR Hohi line reaches Aso Station, where buses serve the crater. A rental car unlocks Daikanbo, Nabegataki, and Kamishikimi without waiting for infrequent schedules.
Autumn brings clear skies for Daikanbo's cloud-sea mornings and colour to Suizenji Garden; spring offers green caldera pastures, while winter turns Kurokawa Onsen into a snowy retreat.
Authentic pieces made near here — learn the story, then bring one home.
Arita Ware
有田焼 · Arita, Saga
Hasami Ware
波佐見焼 · Hasami, Nagasaki
Satsuma Kiriko
薩摩切子 · Kagoshima
Yame Gyokuro
八女茶 · Yame, Fukuoka
Karatsu Ware
唐津焼 · Karatsu, Saga
Kurume Kasuri
久留米絣 · Kurume, Fukuoka
Onta Ware
小鹿田焼 · Hita, Ōita
Ōshima Tsumugi
大島紬 · Amami, Kagoshima