
Guida
Oya Museum is a fascinating museum located in Utsunomiya, Tochigi Prefecture, built within the remains of a former stone quarry. The site preserves a vast underground space once used for extracting Oya stone. The sheer scale and the unique, dramatic landscape of the underground ruins are its most striking features. This massive subterranean space evokes the feeling of an ancient temple or a grand cinematic set, drawing visitors from all over to witness its majestic beauty.
Originally developed as a quarry for extracting Oya stone, the site has evolved from a purely industrial relic into a significant cultural space. The deep underground excavations, characterized by unique acoustics, stable temperatures, and a surreal landscape, have transformed the site into a world-class venue for concerts and a popular filming location for movies and photography. The history of the landscape's transformation through stone extraction has ultimately created a work of architectural art.

The primary attraction is the immense underground expanse. The dramatic changes in elevation and the textured stone walls create a landscape that offers a sense of silence and grandeur unlike anything on the surface. The unique acoustic properties, which allow the space to host major musical events, contribute to an atmosphere that is truly one-of-a-kind. Depending on the time of day and season, the way light filters into the space creates ever-changing visual experiences.
While the underground temperature remains relatively stable throughout the year, it is notably cooler than the surface in summer and can feel quite chilly in winter. During the daytime, you can observe light filtering down from the surface, but for those seeking a deeper sense of tranquility and mystery, visiting during quieter hours is highly recommended. Please note that opening hours may vary by season, so checking in advance is advised.

Visitors can walk through the historic quarry ruins to feel the overwhelming scale of the excavation firsthand. Additionally, the site features the "OYA MUSEUM (OYA MUSEUM ROCKSIDE MARKET)," where you can enjoy light snacks such as galettes and gelato. It is a wonderful way to relax and enjoy refreshments while soaking in the historic, subterranean atmosphere.
Around Oya Museum, you will find several facilities related to Oya stone and other popular tourist spots in Utsunomiya. Utsunomiya is also famous for its abundant gourmet scene, particularly its famous Gyoza (dumplings). Most travelers combine a visit to the museum with a culinary tour of the city center. The surrounding area also offers various historical buildings and scenic natural landscapes.

Because you will be walking through an underground quarry, we highly recommend wearing comfortable clothing and sturdy, walking-friendly shoes. Please note that eating and drinking inside the underground chambers is strictly prohibited. For photography, any commercial shoots, model photography, cosplay, or use of props require prior application, permission, and an additional fee.