Japan off the Beaten Path: New Golden Route, Diamond Route, Setouchi Islands and Hidden Christian Sites

Steam rises off an outdoor onsen pool while a macaque, pink-faced and unbothered, sinks to its shoulders in the water a few feet from you. A little later you are walking a castle moat in a city that already has its own geisha district, and nobody is holding a selfie stick. This is Japan once you step off the line from Tokyo to Kyoto and let a few detours set the pace: hot-spring towns, mountain temples, island art and churches with a hidden history.

Where can you go beyond the golden route?

You can go along two alternative itineraries, the New Golden Route and the Diamond Route, or out to the islands of the Seto Inland Sea, each of which swaps the usual checklist for hot springs, gardens, mountain shrines and contemporary art. The classic trip links Tokyo and Kyoto in a straight line. These alternatives keep the same endpoints in mind but let the road wander.

What changes is the texture of the days. Instead of one big landmark after another, you get a bath in a mountain village, a museum devoted to a single art form, a castle in a town you had never heard of.

The New Golden Route: Tokyo to Kyoto, the long way

The New Golden Route connects Tokyo to Kyoto but with more detours than the standard Golden Route. The first stop leaving Tokyo northward is Omiya, in Saitama Prefecture, home to the Bonsai Art Museum. It is a good place to slow down: miniature pines and maples, shaped over long years of patient pruning, teach you to look closely before the trip has even properly begun.

Next comes Gunma Prefecture and Ikaho Onsen, where you can bathe in curative waters. An onsen town is its own kind of rhythm. You soak, you change into a yukata (a light cotton robe), you eat dinner at a set hour and you drift back to the bath. Farther along, in Nagano, Shibu Onsen is where you can watch snow monkeys enjoying the waters, a scene that looks staged and is entirely natural.

From the route, excursions open up the Kurobe Gorge, Takayama in Gifu Prefecture, and Kanazawa with its Kenrokuen Garden. Each can be a stop in its own right or a loop away from the main line. The route finishes in Kyoto, but with Fukui Prefecture tucked in just before the arrival, so the final city feels like a destination you earned rather than a place you landed in.

The Diamond Route: north of Tokyo

The Diamond Route leads through three prefectures directly north of Tokyo: Fukushima, Tochigi and Ibaraki. It is the choice for someone who wants countryside, mountain towns and a sense of regional character, with farmland, orchards and small stations rather than the skyline of a megacity.

The anchor is Nikko, a mountain city with temples and shrines rich in history. Walking among its wooden halls, lacquered gates and carved details, under tall trees, you get the feeling of a place that was built to be approached slowly. Around Nikko, the other two prefectures give you room for side trips: Tochigi and Ibaraki are names that rarely make a first-time itinerary, which is exactly why they work here.

The Seto Inland Sea islands and their art

Conde Nast Traveler singles out the Seto Inland Sea islands, which are linked to the Setouchi International Contemporary Art Festival. The idea of an art trip across islands is part of the appeal: sculptures, installations and museum spaces sit among fishing harbors and hillside villages, so a day becomes a walk between works and small island scenes.

This is a journey for people who like to travel for an idea rather than a landmark. You go to see how art can settle into a landscape, and you come away remembering the ferry crossings, the light on the water and the odd contrast between a modern installation and an old wooden house next door.

Which regions suit it?

Fukui, Kanazawa and Takayama, the Nagasaki region, Oita in Kyushu and Iwate in northeastern Honshu all suit a trip away from the usual crowd, each for a different reason: castles and shrines, a garden city, a hidden religious history, or mountains and coastline. Pick by what you like to do, not by distance on a map.

Fukui and Kanazawa: castles, gardens and a geisha district

Fukui Prefecture is often overlooked, and yet it holds the majestic Maruoka Castle and Heisenji Hakusan Shrine. It fits travelers who enjoy history in a setting with few other tourists, and it sits on the New Golden Route just before the arrival in Kyoto, so you can fold it into the longer journey.

Kanazawa is known as Little Kyoto without the crowds. It has a castle, Oyama-jinja Shrine and a geisha district, plus the Kenrokuen Garden that excursions from the New Golden Route reach. Spend time here wandering between these places and you get a full picture of a historic city: samurai-era scenery, a shrine, a garden laid out for strolling and teahouse streets with their own evening mood.

Takayama and the Kurobe Gorge

Takayama, in Gifu Prefecture, and the Kurobe Gorge are both excursions from the New Golden Route. Together they make a short chapter of mountain scenery and old-town atmosphere that pairs naturally with Kanazawa. If you like to alternate days of walking and looking with days of soaking and eating, this corner of the route gives you both.

These places suit travelers who have already ticked off the headline cities and now want a landscape to match. Take regional specialties as they come: local sake, mountain vegetables, river fish and whatever the inn sets on the tray at dinner often tell you more about a region than a museum label.

Nagasaki: the hidden Christian sites

The hidden Christian sites in the Nagasaki region were inscribed as a UNESCO World Heritage site. They tell a story of communities that kept their faith out of sight, and visiting them is as much about listening to that history as about looking at buildings. It is a trip for readers who like to understand a place before they photograph it.

Nagasaki itself is also a city with its own food: castella sponge cake, champon noodles in a creamy pork broth and a harbor-town mix of influences that shows up on every menu. Let the history and the table work together.

Oita and Iwate: Kyushu hot springs and Tohoku coast

Lonely Planet recommends stopping in Oita Prefecture in Kyushu and in Iwate, in northeastern Honshu, which it describes for its mountains and spectacular coastline. Oita is the prefecture to think of if hot-spring towns, steam rising from the ground and a long soak are what you want from a trip.

Iwate is for travelers who prefer cliffs, ridgelines and open sea views to museum halls. Both places reward a slow itinerary built around the landscape, with regional meals and a little time left over for wandering with no plan at all.

How do you get there?

You get there by treating Tokyo as the starting point and Kyoto as the finish line, then choosing the detours that appeal to you along the way. The New Golden Route is built around exactly that idea: it connects the two cities, with stops added in between rather than a single direct run.

A good way to plan is to pick one anchor and let the rest follow. If hot springs appeal, string together Ikaho Onsen and Shibu Onsen and decide whether Kurobe Gorge, Takayama or Kanazawa belongs in the loop.

If you like temples and shrines, build around Nikko and the three prefectures of the Diamond Route. If art is your reason to travel, the Seto Inland Sea islands become the center and everything else the supporting cast.

Building a route with a theme

A theme keeps the trip from turning into a list. One traveler might follow bonsai and baths: the Bonsai Art Museum at Omiya, then the waters of Ikaho Onsen, then the snow monkeys at Shibu Onsen. Another might follow castles and gardens: Maruoka Castle in Fukui, the castle and Kenrokuen Garden in Kanazawa, and a Kyoto finish.

Each of these has a clear shape, a beginning and an end, and leaves space for the unplanned. You can stay in one town longer than expected because the bath was good, or add a side trip because a local recommended it. That flexibility is the real reason to leave the standard line.

Reaching Kyushu, Tohoku and the islands

Nagasaki and Oita in Kyushu, Iwate in northeastern Honshu and the Seto Inland Sea islands each make a trip of their own rather than a detour from the route between Tokyo and Kyoto. Treat them as separate chapters. A traveler with time can pair one of them with the routes above, while one with less time will do better choosing a single region and exploring it properly.

Whichever you pick, the pleasure is in going without a rigid schedule. Leave room for a long lunch, a second bath or a walk along a harbor, because in these parts of Japan the best moments are rarely the ones written on a list.

Good to know before you go

Off the beaten path in Japan is mostly a question of attitude. Onsen towns come with their own habits: you wash before you soak, and shoes come off at the entrance of an inn.

Shrines and temples ask for a quiet manner, and a regional meal is best eaten the way the table is set. Choose a few stops rather than many, and let one theme, whether baths, castles, art or history, hold the trip together.

Sources

Japan National Tourism Organization, off the beaten track (https://www.japan.travel/en/guide/off-the-beaten-track/), checked October 11, 2026