A mysterious set of tunnels carved in the hills of rural northern Kyushu.

The ruin of a Japanese love hotel almost completely overgrown with brambles.

This ruined Japanese stripclub sits half burnt to the ground.

White beach sands made of the remains of tiny, star shaped creatures.

This sawtooth mountain range still bears the strangely lovely marks of its history as a medieval quarry.

Japan's largest area of "pink moss" turns the hillside bright pink every spring.

The world's largest drain sits below the city of Kasukabe, Japan.

The 43-mile route crosses through six islands with gorgeous views of the Seto Inland Sea.

One of the first hotel rooms in a pod.

Museum showcases Japanese sexuality and some amazing ocean views.

This pond is so stunning it looks like you've stepped into one of Monet's masterpieces.

A massive cave complex boasts some of the clearest water (and most charming bats) in the world.

This mesmerizingly colorful pond looks like a scene straight out of a fairytale.

Open-air museum with an elaborate sculpture garden, stretching for over 70,000 square-meters.

A 70-foot-deep ice cave formed by lava from Mt. Fuji on the edge of Japan's "Suicide Forest." 

Experience park where visitors are told to expect the unexpected.

Once the most densely populated place in the world, this island is now a ghost town.

The magical, mossy forest that inspired Princess Mononoke.

Haunted house kitsch meets Japanese folklore at this theme bar where patrons can “die” and have their own mock funeral.

A tiny cafe that recreates the Japanese elementary school lunch experience.

Giant art made in Japanese rice fields.

Make your own fake treats at this factory and workshop in the epicenter of Japan's food replica industry.

Colloquially known as “piss alley,” this narrow street filled with tiny bars and barbecue stands looks like it was pulled straight out of “Blade Runner.”

A restaurant modeled after feudal Japan, where the waitstaff are trained as ninjas.