Aso Volcano is an active volcano located in Kumamoto Prefecture, Japan. It is one of the largest volcanic calderas in the world, measuring about 25 kilometers in diameter. The volcano has multiple peaks, with Mount Nakadake being the most active, featuring a crater that frequently emits smoke and volcanic gases. The Aso region is known for its beautiful landscapes, hot springs, and rich agricultural land. The area is part of the Aso Kuju National Park, which attracts many visitors for hiking and sightseeing. Aso Volcano plays a significant role in the local culture and economy, influencing both tourism and agriculture.