[Summer Hiroshima Travel Guide] Summer Scenery in Hiroshima’s Setouchi Islands and Port Towns

[Summer Hiroshima Travel Guide] Summer Scenery in Hiroshima’s Setouchi Islands and Port Towns

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Written by :  GOOD LUCK TRIP

Hiroshima Prefecture attracts many visitors from Japan and abroad with two World Heritage Sites: the Atomic Bomb Dome and Itsukushima Shrine, both classic stops on any Hiroshima trip.
At the same time, the prefecture is also home to islands in the Seto Inland Sea, seaside port towns such as Onomichi and Tomonoura, as well as inland nature including mountains and valleys, offering different scenery in each area.
Summer is the season to enjoy both coastal and inland landscapes, from time spent feeling the sea breeze to relaxing moments surrounded by lush greenery.
Here are some ways to spend summer in Hiroshima, centered on the scenery of Setouchi’s islands and port towns.

How to Enjoy Summer in Hiroshima: Setouchi Scenery and Refreshing Nature

In Hiroshima Prefecture, dotted with islands in the Seto Inland Sea and peaceful port towns, summer is a great time to enjoy the changing expressions of the sea and townscapes.
You can encounter seasonal views at spots close to the water, such as Setoda Sunset Beach with its open seaside atmosphere and Innoshima Park, where you can look out over the beauty of many islands from a hilltop. Turn inland, and you’ll find refreshing nature in places like Taishakukyo Gorge, surrounded by valleys and clear streams.
There are many ways to enjoy the season, from strolling through towns to outdoor activities. Whether you spend time quietly taking in island and port town views or get active in nature, summer in Hiroshima offers plenty of variety.

A summery Setouchi view from the Hill Overlooking Historic Areas on Osaki Shimojima Island
A summery Setouchi view from the Hill Overlooking Historic Areas on Osaki Shimojima Island

11 Hiroshima Sightseeing Spots for Setouchi Summer Scenery

Here are spots with memorable summer scenery, centered on Setouchi’s islands and port towns.
From seaside and hilltop views that feel unmistakably Setouchi to inland nature such as valleys and highlands, these places reveal scenery unique to summer.
Here are Hiroshima sightseeing spots where you can enjoy the summer landscapes of the sea, port towns, and valleys.

1. Tomonoura (Fukuyama City)

Tomonoura is a port town that was even celebrated in the Man’yoshu poetry anthology. It is part of Japan’s first designated national park, and offers peaceful scenery with Sensuijima and Bentenjima islands floating in the Seto Inland Sea.
Sights such as the Joyato Lighthouse and Taichoro Reception Hall are clustered within walking distance, while other spots let you experience the area’s deep history, including places connected to Sakamoto Ryoma and the Ota Residence, an Important Cultural Property of Japan.
It is also enjoyable to stroll while gazing at the sea glittering in the summer sun, tracing the atmosphere of the town’s past as a thriving “port for waiting out the tides.”

Tomonoura’s symbolic Joyato Lighthouse is also a popular photo spot
Tomonoura’s symbolic Joyato Lighthouse is also a popular photo spot

2. Senkoji Park (Onomichi City)

Senkoji Park stretches from the mid-slope to the summit of Mt. Senkoji and offers sweeping views of Onomichi’s townscape. From the car window, you can take in the streets of Onomichi City, which have been recognized as a Japan Heritage site.
The park is easy to reach by ropeway, and in summer you can enjoy a relaxed walk together with the Path of Literature and the art museum while feeling the breeze crossing the Onomichi Channel.

Enjoy panoramic views of the Onomichi Channel and the city below
Enjoy panoramic views of the Onomichi Channel and the city below

3. Japan Heritage Mitarai Historic District Preservation Area (Kure City)

This port town on Osaki Shimojima Island in the Seto Inland Sea has also been recognized as a Japan Heritage site. In summer, it feels pleasant to walk its narrow lanes while feeling the sea breeze and visit the old townscape and renovated cafés.
Take a leisurely historical stroll around spots such as the harbor with its stone-built tall lantern and the Hill Overlooking Historic Areas, a hilltop park with panoramic views of the Setouchi islands.

The retro townscape has many photogenic spots
The retro townscape has many photogenic spots

4. Setoda Sunset Beach (Onomichi City)

Located at the midpoint of the Shimanami Kaido Cycling Road, this seaside spot offers sweeping views of the Seto Inland Sea. Setoda Sunset Beach extends for 800 meters and has been selected among Japan’s 88 Best Bathing Beaches.
In summer, you can spend time gazing at the sea from the white sandy beach, try SUP or sea kayaking, or use it as a convenient rest stop during a cycling trip.

In summer, facilities are available for swimming as well as kayaking, SUP, and more
In summer, facilities are available for swimming as well as kayaking, SUP, and more

5. Innoshima Park (Onomichi City)

Located on Innoshima Island, roughly in the center of the Seto Inland Sea, this park spreads across the area around 207-meter Mt. Tengu and offers views of the Seto Inland Sea. The observation deck at the summit is a scenic lookout where you can see the distant mountains of Shikoku and the islands of the Seto Inland Sea.
In summer, take a walk through the tree-lined park and leisurely enjoy the sea breeze and evening views.

Sunset from the observation deck, selected as one of the “Eight Views of Innoshima”
Sunset from the observation deck, selected as one of the “Eight Views of Innoshima”

6. Okunoshima Island (Takehara City)

This small island, about 4 kilometers in circumference, is also known as “Rabbit Island” for its wild rabbits. The island is home to Kyukamura Okunoshima, where visitors can stay overnight as well as enjoy day-use bathing, a campground, cycling, fishing, and other activities, making it a good place to spend a relaxed full day.
In summer, you can stroll around the island, interact with the rabbits, and enjoy the calm pace of time found by the sea.

An island designated as part of Setonaikai National Park
An island designated as part of Setonaikai National Park

7. Taishakukyo Gorge (Shobara City to Jinsekikogen Town)

Spanning Shobara City and Jinsekikogen Town in Hiroshima Prefecture, this gorge is one of the Chugoku region’s leading scenic spots and has been selected as one of Japan’s 100 Scenic Views. At Lake Shinryu, formed by the Taishakugawa Dam, you can enjoy sightseeing boats and canoeing experiences. From the lake’s surface, take in the varied beauty of the gorge up close, including cliffs and unusual rock formations rising on both banks.
In summer, you can explore the waterside and enjoy the refreshing natural scenery unique to a gorge.

There are many sights to see, including Onbashi, one of Japan’s largest natural limestone bridges
There are many sights to see, including Onbashi, one of Japan’s largest natural limestone bridges

8. Sandankyo Gorge (Akiota Town)

Designated a Special Place of Scenic Beauty by the Japanese government, this gorge is known as one of western Japan’s foremost remote scenic areas. Inside the gorge, where the scenery evokes a traditional ink landscape painting, hand-rowed ferry boats operate, offering views from the water.
In summer, you can walk along the gorge and experience refreshing nature surrounded by the sound of water and shade from the trees, as well as activities such as kayaking and SUP.

One of western Japan’s leading remote scenic areas, with landscapes like an ink painting
One of western Japan’s leading remote scenic areas, with landscapes like an ink painting

9. Sera Kogen Farm (Sera Town)

Located in Sera Town, Hiroshima Prefecture, this sightseeing farm offers seasonal flower scenery throughout the year. Sera Kogen Farm also welcomes about 300,000 visitors annually and is known as a base for sharing the appeal of the region.
Flower events are held throughout the year, and in summer the Sunflower Festival takes place. The sight of sunflowers blooming across the fields is impressive. Dining facilities and souvenir shops are also available, making it a pleasant place to relax together with the highland scenery.

The summer Sunflower Festival, when sunflowers bloom in full glory
The summer Sunflower Festival, when sunflowers bloom in full glory

10. Shimanami Kaido (Onomichi City to Imabari City, Ehime Prefecture)

This approximately 60-kilometer sea route connects Honshu and Shikoku, linking islands in the Seto Inland Sea with a series of bridges and scenic views. Except for Shin-Onomichi Bridge, each bridge has lanes for mopeds as well as dedicated bicycle and pedestrian paths, making it possible to cycle while taking in the scenery of the Seto Inland Sea islands.
In summer, ride from island to island while feeling the sea breeze and enjoy the calm scenery and island pace unique to Setouchi.

The views of bridges linking islands in the Seto Inland Sea are also striking
The views of bridges linking islands in the Seto Inland Sea are also striking

11. Ondo-no-Seto Townscape (Kure City)

This strait area between Kegoya-cho in Kure City and Kurahashi Island features town scenery typical of Setouchi. It is also known for the legend that Taira no Kiyomori opened the passage more than 800 years ago, and many boats still come and go today.
The old seaside townscape is dotted with cafés, bakeries, guesthouses, and other places using traditional homes. In summer, you can enjoy the relaxed pace of a port town while taking in the vermilion bridge and seaside scenery.

Boats of all sizes pass through the strait beneath the vermilion bridge
Boats of all sizes pass through the strait beneath the vermilion bridge

Get Active on Islands and Clear Streams! Summer Activities in Hiroshima

Hiroshima Prefecture has diverse natural settings, including islands, port towns, and valleys.
Summer opens up many ways to enjoy the season through activities by the water and in nature. From marine activities in island areas surrounded by the sea to outdoor experiences where you can feel the coolness of clear streams and valleys, here are summer activities that let you connect with Hiroshima’s scenery.

Kayaking and SUP Experiences in Sea and Island Areas

In areas surrounded by the calm waters and islands of the Seto Inland Sea, water activities such as kayaking and SUP are summer staples.
They bring you closer to the outlines of the islands, the color of the sea, and the pleasant breeze. Since the waters of Setouchi are relatively calm, even beginners can give them a try while enjoying the summer scenery.

A kayaking experience on the calm waters of the Seto Inland Sea
A kayaking experience on the calm waters of the Seto Inland Sea

Cycling Experiences in the Shimanami Kaido Area

In the Shimanami Kaido area, cycling is popular for the close-up views of the sea as you ride.
The route connects views of the Seto Inland Sea’s many islands from the bridges with scenery that changes from island to island, and it is easy to choose how to enjoy it based on the distance you ride. Moving with the breeze through open scenery surrounded by blue sky and sea is one way to spend summer in Hiroshima.

Cycling in the Shimanami Kaido area while taking in seaside views
Cycling in the Shimanami Kaido area while taking in seaside views

Kayaking and River Play on Mountain Streams and Clear Rivers

In mountain streams and clear rivers in the hills, kayaking and river play are especially appealing.
Watersides surrounded by trees soften the air even in the strong sun, and simply spending time in nature brings a refreshing coolness. River scenery, with a different character from Setouchi’s seascapes, is another part of summer in Hiroshima.

A summer-only kayaking experience on the clear waters of Sandankyo Gorge
A summer-only kayaking experience on the clear waters of Sandankyo Gorge

3 Hiroshima Restaurants and Food Stops to Visit While Exploring Port Towns and Highlands

A summer trip to Hiroshima often involves walking while enjoying scenery, from port towns to highland areas.
Stopping at restaurants and food spots along the way is one of the pleasures of travel. Here are dining spots to enjoy together with sightseeing, from local specialties worth trying during a town walk to cafés with a port-town atmosphere and a roadside station where you can take a break in the highlands.

1. Tonchinkan (Onomichi City)

Known as a popular Onomichi ramen shop, this Chinese restaurant is lively with local customers and travelers. Its deeply flavored soup is made with Onomichi’s delicious spring water, along with pork bones, chicken bones, vegetables, kelp, and more.
In summer, it is easy to stop by while exploring Onomichi’s shopping streets, which are busy with tourists. After working up a sweat, a rich bowl of Onomichi ramen adds to the satisfaction of the trip.

Enjoy standard Onomichi ramen with plenty of pork back fat
Enjoy standard Onomichi ramen with plenty of pork back fat

2. Tomomachi Café 454 (Fukuyama City)

This Italian café with a retro atmosphere blends into the streetscape of Tomonoura.
You can enjoy carefully prepared Italian dishes such as pizza and pasta. The café also has a good selection of after-meal sweets and drinks, so it works well as a rest stop while exploring Tomonoura. You can also take out pizza and drinks and enjoy them while admiring the scenery of Tomonoura.

Enjoy Italian dishes carefully prepared by the owner, including Margherita pizza
Enjoy Italian dishes carefully prepared by the owner, including Margherita pizza

3. Roadside Station Sera (Sera Town)

This roadside station is an easy stop during sightseeing or a drive in Sera Town. It has a wide range of dining options, with set meals, rice bowls, ramen, udon, curry, pizza, hot snacks, and more.
It is a convenient place to take a break while sightseeing around Sera Kogen or driving through the highlands, and in summer you can cool down with soft-serve ice cream.

Local flavors are also available, including the “Sera Minori Beef Bowl”
Local flavors are also available, including the “Sera Minori Beef Bowl”

3 Convenient Hotels for a Summer Trip to Hiroshima

In the heat of summer, choosing where to stay becomes an important part of planning your trip.
Whether you want to enjoy island scenery, walk through port towns, or use the city as your base, selecting a hotel that matches your travel style can make a summer trip to Hiroshima more comfortable.
Here are hotels that work well as sightseeing bases, whether you want to relax at your accommodation or stay active.

1. HOTEL CYCLE (Onomichi City)

Located inside ONOMICHI U2, a multi-use complex in Onomichi, this lifestyle hotel is also popular with cyclists. As the name suggests, the hotel was designed to be cyclist-friendly, and its front desk, where guests can check in while still holding their bicycles, was the first of its kind in Japan.
It is an easy place to stay as a base for Shimanami Kaido cycling or exploring Onomichi, and you can spend time relaxing while feeling the seaside atmosphere.

With some exceptions, guest rooms are equipped with cycle hangers
With some exceptions, guest rooms are equipped with cycle hangers

2. Keishokan Sazanamitei (Fukuyama City)

This hot spring inn stands along the coast of Tomonoura, where an Edo-period townscape remains. In 2024, the entire property, including guest rooms, the lobby, and dining areas, was renovated and reborn as a retro-modern space.
One of the most popular bathing areas is the open-air bath, where you can feel as if you are connected to the sea right in front of you. After exploring Tomonoura, you can bathe while looking out over the Seto Inland Sea and also enjoy kaiseki cuisine featuring seafood from Setouchi, such as sea bream.

Some guest rooms have open-air baths where you can bathe while looking out over the Seto Inland Sea
Some guest rooms have open-air baths where you can bathe while looking out over the Seto Inland Sea

3. Hotel Granvia Hiroshima (Hiroshima City)

Directly connected to the Shinkansen Exit of JR Hiroshima Station, this hotel offers excellent access to Hiroshima’s major sightseeing spots and Hiroshima Airport. It has a variety of room types, including the Granvia Floor on the upper levels with refined spaces and a Premium Floor with rooms featuring four beds.
The hotel also has a full range of dining facilities, including Japanese cuisine, Chinese cuisine, and buffet restaurants, making it a comfortable place to stay during summer sightseeing in Hiroshima.

Concept rooms with four beds are ideal for families
Concept rooms with four beds are ideal for families

Make Summer Sightseeing in Hiroshima Even More Fun! 3 Notable Events

Hiroshima’s summer events let you enjoy the time after evening as well as daytime sightseeing.
Here we highlight events that are easy to visit at night, including fireworks festivals in harbor areas and summer festivals held in the city.
Enjoy summer moments in Hiroshima together with city scenery that changes after dark.

1. Hiroshima Minato Yume Fireworks Festival (Hiroshima City)

This fireworks festival, set against the Seto Inland Sea, is one of Hiroshima’s signature summer events.
It features many types of fireworks, including colorful star mines reflected on the water, musical fireworks beautifully synchronized with melodies, and shaped fireworks such as hearts and smiley faces floating in the night sky. About 10,000 fireworks color the night sky, creating open, summery scenery unique to a port town.

Famous fireworks artisans from across Japan contribute works, allowing visitors to see carefully crafted displays
Famous fireworks artisans from across Japan contribute works, allowing visitors to see carefully crafted displays

2. Fukuyama Summer Festival (Fukuyama City)

This major event represents summer in Fukuyama City. Over three days, traditional performing arts, yosakoi dance performances, and a fireworks festival are held, filling the whole city with a summer festival mood.
About 16,000 fireworks are launched. Especially impressive is the roughly 1.4-kilometer star mine that makes use of the broad surface of the Ashida River. Various events continue from day into night, letting visitors experience the summer energy unique to Fukuyama.

The Ashidagawa Fireworks Festival held on the final day
The Ashidagawa Fireworks Festival held on the final day

3. Tokasan Grand Festival (Hiroshima City)

Counted among Hiroshima’s three major festivals, this event represents early summer in the city. Food stalls line Chuo-dori Avenue when it becomes a pedestrian zone, and because many people enjoy walking around town in their first yukata of the year, it is known as the “festival for beginning to wear yukata.” Held every June, it is a seasonal summer tradition in Hiroshima, with the city center bustling with worshippers in yukata.

An early-summer Hiroshima festival known as the event for beginning to wear yukata
An early-summer Hiroshima festival known as the event for beginning to wear yukata

A Recommended Summer Hiroshima Itinerary with Port Towns and Valley Scenery

Spend two summer days in Hiroshima encountering the scenery of Setouchi port towns and valleys.
This model itinerary combines an old town where you can stroll in the sea breeze with activities in a lush green gorge, offering a feel for summer in Hiroshima.

Day 1
Onomichi Station → Take in views of Setouchi and the townscape from Senkoji Park → Lunch at the long-established ramen shop Tonchinkan → Walk around central Onomichi and feel the port-town atmosphere → Depart from Onomichi Station, transfer to the Shinkansen at Fukuyama Station, and continue to Hiroshima Station → Stay at Hotel Granvia Hiroshima
Day 2
Hiroshima Station → Take JR trains and a bus to Sandankyo Gorge → Enjoy activities in nature surrounded by clear streams and the gorge → Walk through the gorge while feeling the coolness of the waterside → Return from Sandankyo Gorge to Hiroshima Station by bus and JR train

Average Summer Temperatures in Hiroshima

Along the Setouchi coast, including Hiroshima, summer brings humid heat, and at times the wind may temporarily weaken during the transition between sea breezes and land breezes, a phenomenon known as “nagi” or calm. This is especially noticeable during the day and in the evening, and can make the heat feel stronger. On the other hand, the island areas and mountain valleys have different conditions from the city, making it easier to ease the heat depending on how you plan your time.
By keeping in mind climate differences between areas and combining outdoor and indoor stops at different times of day, summer sightseeing in Hiroshima can be more comfortable.

June July August
23.2°C 27.2°C 28.5°C

What to Wear for a Comfortable Summer in Hiroshima

Hiroshima’s humid summers can feel muggy during the day. In coastal areas and city districts, there may be times when there is little shade, so choose breathable fabrics and clothing that does not cling to the skin. At the same time, indoor facilities are often air-conditioned, and the temperature difference from outside can be noticeable, so it is reassuring to have a light layer with you.
For itineraries that include island areas, port towns, or town walks, it is also a good idea to prepare for the sun with comfortable walking shoes, a hat, sunglasses, and similar items.

Frequently Asked Questions About Summer Sightseeing in Hiroshima

Q

Is summer sightseeing in Hiroshima too hot?

A

It can feel muggy during the day, but by combining indoor facilities with island areas and mountain valleys, it is easier to plan a comfortable itinerary.

Q

Are there sightseeing routes that are easy to walk even in summer?

A

There are many places, especially port towns and island areas, where you can explore while enjoying the scenery. Including indoor facilities along the way can also help reduce the burden of getting around.

Q

What time of day is best for sightseeing?

A

Mornings and evenings are relatively more comfortable. Along the Setouchi coast, however, the wind may weaken depending on the time of day, so it is a good idea to adjust your itinerary, such as focusing on indoor stops during the daytime.

Q

Which areas are good to choose on hot days?

A

Gorge areas such as Sandankyo Gorge and Taishakukyo Gorge have plenty of waterside areas and tree shade, making them spots where it is easier to feel cool compared with the city. By combining areas with different environments, such as islands and mountain valleys, you can better manage how hot it feels.

Summary

Summer in Hiroshima is layered with the scenery of Setouchi islands, port towns, and city districts. One of its appeals is encountering different summer landscapes in each area, from light and breezes felt near the sea to the quiet atmosphere of historic townscapes.
By cooling off indoors and then extending your trip to islands and ports, you can expand your options for enjoying the hot season.
Consider setting out on a trip to experience Hiroshima’s summery moments together with the calm scenery unique to Setouchi.