Explore the Depths of History: RYU-Q Kan & Oya History Museum Tour

Venture on a truly unique day trip from Tokyo to explore extraordinary underground marvels!

Witness the awe-inspiring Metropolitan Area Outer Suburb Drainage Channel, a world-class engineering feat often called a “huge underground temple” for its magnificent scale and impressive flood control design.

Continue your journey to the Oya History Museum, a vast former quarry now a mysterious, temple-like underground space showcasing Otani Stone mining history, favored as a dramatic filming location.

This tour provides a distinct look at Japan’s hidden engineering and historical sites, complemented by an Italian-style buffet lunch, perfect for those fascinated by unique subterranean environments.

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