Awaji Island Travel Guide: Naruto Whirlpools, Yumebutai & Where to Stay (2027)

Awaji Island is the kind of place you see from the window of a Kobe hotel and never quite get to. That’s a mistake. Just across the Akashi Kaikyo Bridge from Kobe, Awaji packs whirlpools you can sail out to, one of Japan’s great modern architecture sites, flower parks that change color with the seasons, the oldest shrine in Japanese mythology, and some of the best seafood and onions in the country — all on an island you can cross by car in about an hour.

When Expedia placed Hyogo at No. 2 of its 2027 Destinations of the Year, Awaji was one of the places it highlighted. This guide, written by the Hyogo-based eatmono team, explains what’s worth your time on Awaji, how to get there from Kobe and Osaka, how to get around once you arrive, and where to stay.

Awaji Island Overview

Where is Awaji?

Awaji is the largest island in the Seto Inland Sea, stretching about 50 kilometers from north to south between Kobe on Honshu and Naruto on Shikoku. It belongs to Hyogo Prefecture and is linked to the mainland by two record-breaking bridges: the Akashi Kaikyo Bridge to Kobe in the north, and the Onaruto Bridge to Shikoku in the south.

The island where Japan began

In Japan’s oldest chronicles, the gods Izanagi and Izanami stirred the sea with a jeweled spear and created the first island of Japan. Awaji has long been identified with that first land, and Izanagi Shrine in the center of the island is considered one of the oldest shrines in the country. You don’t need to be interested in mythology to enjoy Awaji, but it explains why the island feels quietly important to many Japanese visitors.

The three areas

• North Awaji (Awaji City): closest to Kobe. Awaji Yumebutai, Awaji Hanasajiki, the bridge views, and resort hotels.
• Central Awaji (Sumoto): the main town, with an onsen hotel strip along Osaka Bay and a hilltop castle ruin.
• South Awaji (Minamiawaji): the Naruto whirlpool cruises, the Onaruto Bridge, beaches, and Awaji Puppet Theatre.

Top Things to Do on Awaji Island

1. Sail out to the Naruto whirlpools

The Naruto Strait between Awaji and Shikoku has some of the fastest tidal currents in the world. When the tide turns, the water forms swirling whirlpools that can reach large sizes during spring tides. Sightseeing boats run from Fukura Port in Minamiawaji out to the strait beneath the Onaruto Bridge, and the cruise takes about an hour. Whirlpools are strongest around the turn of the tide, so check the daily tide table (boat operators publish it) and time your visit accordingly.

Search Naruto whirlpool cruises on Klook →

2. Awaji Yumebutai and Hyakudan-en

Tadao Ando designed this vast complex of hotels, a conference center, gardens and walkways on land that had been dug away to build the Kansai region’s artificial islands. The highlight is Hyakudan-en, a hillside of a hundred square flower beds stepping down toward the sea, framed by Ando’s trademark concrete. The shell-paved water garden and the circular forum are architecture pilgrimage sites in their own right. Allow two hours, and come in the late afternoon when the concrete glows.

3. Awaji Hanasajiki

On a hilltop in north Awaji, this free flower park plants huge fields that face Osaka Bay. Depending on the season you’ll see rapeseed blossoms, poppies, salvias and cosmos rolling down to the sea. It’s one of the most photogenic, low-effort stops on the island.

4. The Akashi Kaikyo Bridge

When it opened in 1998 the Akashi Kaikyo Bridge had the longest central span of any suspension bridge in the world, at just under two kilometers, and it is still one of the longest. You can see it from the Kobe side at Maiko, from the Awaji Service Area on the expressway, and from the beaches of north Awaji. Guided bridge tours on the Kobe side have, in some seasons, offered walks out to the top of the main tower; check current availability before planning around it.

5. Izanagi Shrine

Izanagi Jingu, in the center of the island, is dedicated to the god Izanagi and is one of the most important shrines in western Japan. The grounds are calm and wooded, with a huge sacred camphor tree. It’s an easy stop on a drive between north and south Awaji.

6. Awaji Puppet Theatre

Awaji has a 500-year tradition of puppet theatre (ningyo joruri), the ancestor of the more famous Bunraku of Osaka. The Awaji Puppet Theatre near Fukura Port stages short daily performances in which three puppeteers operate each large puppet together. It’s an accessible introduction to a traditional art and pairs naturally with the whirlpool cruise.

7. Beaches and the west coast sunset

Awaji’s west coast faces the setting sun across Harima Bay. The road along it is lined with cafés, small hotels and beaches, and has become a popular sunset drive. In summer, beaches on both coasts are among the cleanest in the Kansai area.

8. Onsen in Sumoto

Sumoto, the island’s main town, has a strip of onsen hotels looking out over Osaka Bay. Many offer day-use bathing, and staying a night here makes a relaxing end to a day of driving.

What to Eat on Awaji Island

Awaji onions

Awaji onions are famous across Japan for being sweet and juicy, a result of the island’s mild climate and long growing season. You’ll find them in everything from onion soup to burgers to onion-shaped souvenirs. Roadside stations sell them by the bag.

Seafood

The fast currents around Awaji produce firm, flavorful fish. Look for sea bream (tai), especially in spring; pike conger (hamo) in summer; and pufferfish (fugu) from the Fukura area in winter. Seafood bowls at the ports are some of the best value meals on the island.

Awaji beef

Many of the cattle raised for famous Japanese wagyu brands spend part of their lives on Awaji, and the island has its own Awaji beef label. A wagyu lunch here is often cheaper than in Kobe.

Awaji burgers

The island’s unofficial fast food: a burger made with Awaji beef and a thick slice of grilled or fried Awaji onion. Several local shops compete over the best version.

How to Get to Awaji Island

Highway bus from Kobe

The easiest public transport option is the highway bus. Buses run frequently from Sannomiya in central Kobe (and from JR Maiko / Takamaru near the bridge) across the Akashi Kaikyo Bridge to stops in north Awaji, Sumoto and the south. The trip to north Awaji takes well under an hour; Sumoto and Fukura take longer.

Highway bus from Osaka

Direct buses also run from Osaka Station and Namba to Awaji. They take longer than starting in Kobe, but save you a train transfer.

Fast boat from Akashi

A passenger ferry connects Akashi on the mainland with Iwaya Port in the far north of Awaji in under 15 minutes. It’s quick and scenic, though you’ll need a bus or taxi from Iwaya to most sights.

By car

Driving is the most flexible way to see Awaji. Rental cars are available in Kobe and Akashi, and the Kobe-Awaji-Naruto Expressway runs the length of the island. Note that bridge tolls on the expressway are significant; factor them into your budget.

Getting Around Awaji

Local buses link the main towns, but frequencies are low outside the main corridors. For a day trip by public transport, focus on one area, for example north Awaji (Yumebutai and Hanasajiki) or the south (whirlpools and puppet theatre). To see the whole island in one day, rent a car or join a tour. Cycling is also popular: the full loop of the island is a well-known (and long) cycling route called Awaichi.

Sample Awaji Itineraries

Awaji day trip from Kobe (no car)

• Morning bus from Sannomiya to Awaji Yumebutai. Walk Hyakudan-en and the water garden.
• Lunch: an Awaji burger or seafood bowl.
• Afternoon: Awaji Hanasajiki (by taxi or limited bus), then back to Kobe for dinner.

Two days on Awaji (with car)

• Day 1: Cross the bridge, stop at the Awaji Service Area, then Awaji Yumebutai, Hanasajiki and Izanagi Shrine. Sunset on the west coast. Overnight in Sumoto with onsen.
• Day 2: Whirlpool cruise from Fukura timed to the tide, Awaji Puppet Theatre, lunch at the port, and an optional crossing of the Onaruto Bridge to Naruto on Shikoku before heading back.

Where to Stay on Awaji Island

North Awaji

Best for architecture lovers and short trips: hotels at Awaji Yumebutai and a growing number of design hotels and glamping sites along the west coast.

Sumoto

Best for onsen: a strip of hot spring hotels with bay views, plus restaurants within walking distance.

Minamiawaji

Best if your priority is the whirlpools: ryokan and seaside hotels near Fukura and the beaches.

Best Time to Visit Awaji

• Spring (March–May): strong spring tides for the whirlpools, flower fields in bloom, and sea bream season.
• Summer (June–August): beaches, pike conger, and long sunset evenings. Hot and humid.
• Autumn (September–November): comfortable driving weather and cosmos fields.
• Winter (December–February): quiet, mild, and pufferfish season in Fukura.

Practical Tips

• Check the tide table before your whirlpool cruise. The time of day matters more than the season.
• Carry some cash: small restaurants and rural shops may not take cards.
• Bus services are infrequent; screenshot timetables before you leave Kobe.
• If you’re driving, budget for expressway tolls across the bridges.
• Weekends in spring and summer are busy with visitors from Kobe and Osaka. Weekdays are noticeably calmer.

Frequently Asked Questions

Can you do Awaji Island as a day trip from Kobe?

Yes. North Awaji is under an hour from Sannomiya by highway bus, making it an easy day trip. To include the whirlpools in the south, a car or tour is the most practical option.

Do you need a car on Awaji?

Not strictly, but it helps. Buses cover the main routes, but sights are spread out and services are infrequent.

Can you see the Naruto whirlpools from Awaji?

Yes. Sightseeing boats leave from Fukura Port on Awaji’s south coast. The famous glass-floored walkway inside the Onaruto Bridge is on the Shikoku (Naruto) side.

Is Awaji part of Hyogo?

Yes. Awaji Island is part of Hyogo Prefecture, along with Kobe, Himeji and Kinosaki Onsen.

Related Hyogo Guides

→ Hyogo Travel Guide 2027: the complete hub
→ Kobe Travel Guide for First-Time Visitors
→ Where to Stay in Kobe
→ Kobe Beef Guide

Conclusion

Awaji Island is Hyogo at its most relaxed: bridges, sea, flowers and food, less than an hour from Kobe. To get the most out of it, time the whirlpool cruise to the tide, pick one area if you’re using buses, and stay a night in Sumoto or on the west coast if you can. Add it to a Kobe stay and you’ll see a side of Japan most visitors miss.

Photo credits: Awaji Yumebutai by Tadao Ando on Awaji Island, Hyogo: Creative1222, Wikimedia Commons (CC BY 4.0); Akashi Kaikyo Bridge linking Kobe and Awaji Island: 神戸市, Wikimedia Commons (CC BY 2.1 jp).