Akiyoshidai Quasi-National Park is located in Yamaguchi Prefecture, Japan. It is known for its stunning karst landscape, featuring limestone plateaus, caves, and unique rock formations. The park covers an area of approximately 1,200 hectares and is home to diverse flora and fauna, making it a popular destination for nature lovers and hikers. The park's most famous attraction is the Akiyoshido Cave, one of Japan's largest limestone caves, which stretches over 1,000 meters. Visitors can explore its impressive stalactites and stalagmites. Additionally, the park offers scenic views, walking trails, and opportunities for outdoor activities, attracting tourists year-round.