Here's a one-day road trip itinerary around Mount Aso.

Mount Aso in Kumamoto Prefecture is one of the most beautiful and spectacular road trip destinations on Kyushu Island, boasting a world-class landscape of volcanic calderas interspersed with vast grasslands. 🌋 ⚠️ Important Update (October 2026): The volcano is currently at Alert Level 2, prohibiting access within a 1km radius of the crater. This has resulted in the temporary closure of the Nakadake Crater viewpoint. However, all surrounding highlight spots, such as Daikanbo and Kusasenri, remain open for scenic drives. 🚗✨ 🗺️ One-Day Road Trip Plan Around Mount Aso 📍 Daikanbo Lookout: The highest 360-degree panoramic viewpoint, offering stunning views of the five-peaked mountain range resembling a reclining Buddha. The route passes along the romantic Milk Road, with breathtaking scenery along the way. 🌾 📍 Komezuka Hill: A small, inverted cone-shaped volcanic hill with a teacup-like indentation in the center. Covered in lush green grass, it looks lovely and unique (viewable only from a distance). 🍵 📍 Kusasenrigahama Grassland: A vast savanna grassland in the heart of the valley, with a large pond and wild horses grazing. In October, it transforms into a golden landscape. Horse riding tours are available. 🐎 📍 Aso Volcano Museum: Located next to Kusasenrigahama Grassland, the museum displays the history of the volcano's formation and features a live monitor showing real-time images of the Nakadake crater. 📹 💡 Travel Tips 🔍 Check the weather and toxic gas conditions: It's recommended to check the Aso Volcano Warning website daily, as high gas concentrations may lead to additional area restrictions. 💨 🧥 Bring a windbreaker: The summit is windy and significantly cooler than the plains. A jacket is recommended.