Things To Do
in Koga

Koga is a riverside city in Ibaraki Prefecture, tucked along the Tone River and accessible from Tokyo by rail. It blends a genteel, small-town atmosphere with reminders of its historic past through park ruins and traditional streets. The flat terrain and scenic riverfront make it ideal for easy cycling, long strolls, and relaxed café visits.

In every season, Koga offers tranquil scenery, friendly locals, and a welcoming gateway to the wider Ibaraki countryside.

Day Trips

Spend a day exploring around

day 1
Exploring Historic Center
morning
:

Start your day with a visit to the Koga Castle ruins, where you can stroll through the picturesque gardens and enjoy the serene atmosphere. As you explore the remnants of this once-majestic fortress, take in the stunning views of the surrounding landscape. Afterward, head to the nearby Koga History Museum to learn about the local culture and heritage.

afternoon
:

Enjoy a traditional Japanese lunch at a local eatery, where you can savor fresh sushi or seasonal soba noodles. Post-lunch, wander through the charming streets of Koga, stopping by artisan shops that showcase handmade crafts and local delicacies. Don’t miss the opportunity to visit the historic Koga Shrine, dedicated to the region's patron deity.

evening
:

As the sun sets, find a cozy izakaya for dinner, where you can indulge in grilled skewers and local sake. Engage with the friendly locals and fellow travelers while sharing stories over a delicious meal. Finish your evening with a leisurely walk along the banks of the Koga River, taking in the beautiful night scenery.

day 2
Nature Walks in Koga's Parks
morning
:

Begin your day with a refreshing stroll through Koga's picturesque Koga Park, where cherry blossoms bloom in spring and vibrant foliage colors the landscape in autumn. Enjoy the tranquility of nature as you listen to the chirping birds and the rustle of leaves. Take some time to relax by the pond, watching the koi fish glide through the water.

afternoon
:

After a peaceful morning, head to the nearby Oiso Beach for a picnic lunch surrounded by stunning coastal views. Spend your afternoon unwinding on the sandy beach, swimming in the clear waters, or trying your hand at beach volleyball with locals. If you're feeling adventurous, rent a kayak and explore the coastline from the water.

evening
:

As the day comes to an end, find a seaside restaurant to enjoy fresh seafood dishes while watching the sun dip below the horizon. Relish the flavors of the region, such as grilled fish and local rice, paired with refreshing beverages. Conclude your evening with a leisurely stroll along the beach, taking in the calming sound of waves.

Cost Guide

Prices

ItemPrice
🍜Meal at inexpensive restaurant$10-15
Coffee and pastry$3-6
🚆Public transit fare (single ride)$1-5
🏨One night in a budget hotel$60-90
🥗Groceries for two$20-40

Strengths and Weaknesses

  • Compact and walkable city center
  • Beautiful river scenery and parks
  • Friendly locals and relaxed pace
  • Good base for exploring the Ibaraki region
  • Limited nightlife compared to big cities
  • Fewer high-end dining options
  • Language barrier for non-Japanese speakers in some spots
  • "こんにちは" - Hello
  • "すみません" - Excuse me / Sorry
  • "ありがとうございます" - Thank you
  • "トイレはどこですか" - Where is the bathroom?
  • "これをお願いします" - I'll have this, please
  • "いくらですか" - How much is this?

Places to Visit in Koga

Visit one of these nice places.

Koga Castle Ruins Park

Historic ruins with stone walls and seasonal blossoms, great for atmospheric photos.

Tone River Riverside

Open river views with bridges and boats; especially photogenic at sunrise or sunset.

Old merchant street near Honmachi

Wooden storefronts and traditional façades ideal for street photography.

Temple grounds at dawn

Quiet spaces with soft morning light and incense vibes.

Culinary Guide

Food in Koga

Ibaraki’s cuisine highlights fresh regional produce, river fish when in season, and staples like natto. The dining scene emphasizes simple, flavorful dishes that spotlight seasonal ingredients and home-style cooking. Expect soba, grilled fish, and pickled vegetables in casual eateries and markets.

Koga Famous Food

Signature dishes, delicacies and famous food

Natto and rice bowls

A regional staple of fermented soybeans served over hot rice with soy sauce.

Must-Try!

Ibaraki soba

Buckwheat noodles served hot in broth or cold with dipping sauce.

Ayu (sweetfish) grilled

Seasonal river fish prepared with salt and served with rice.

Seasonal vegetable and tofu dishes

Dishes featuring fresh local vegetables and tofu as the main components.

Food Markets

Explore local food markets

Koga City Market

A traditional market by the river with fresh produce, pickles, and small snacks.

Street snacks

Yakitori, taiyaki, and other light bites often found near market days and at casual stalls.

Climate Guide

Weather

Koga has a humid subtropical climate with hot, humid summers and cool winters. Spring and autumn are mild and pleasant for outdoor activities, while winter can bring chilly mornings and occasional frost.

How to Behave

Tips on cultural norms and respectful behavior

Respectful conduct

Bow when greeting, remove shoes when asked, and keep voices low in public spaces.

Photography

Ask permission before photographing people; avoid photographing sacred spaces without consent.

Trash and recycling

Public bins are limited; carry out trash and follow local recycling guidelines.

Safety Guide

Safety

Japan is generally very safe. Typical precautions include safeguarding belongings in crowded areas, preparing for earthquakes, and staying aware of weather alerts during heavy rain or snow seasons.

Tipping in Koga

Ensure a smooth experience

Tipping

Tipping is not customary in Japan; polite service is included in the price. Offer a tip only if explicitly requested.

Payment methods

Cash remains widely used; many shops accept credit cards. IC cards (Suica, PASMO) work for transit and are increasingly accepted at retailers; mobile payments are growing in popularity.

Best Time to Visit

And what to expect in different seasons...

Spring

Cherry blossoms along the Tone River and mild temperatures; perfect for walks and photography.

Summer

Hot and humid with occasional rain; visit early mornings or evenings and stay hydrated.

Autumn

Pleasant temperatures and colorful foliage along riverside paths and parks.

Winter

Cool to cold with possible frost; many shops stay cozy and there are fewer crowds.

Nightlife Guide

Koga at Night

Koga’s nightlife is modest, centered around cozy izakayas and cafés near the station and riverfront. Expect relaxed, conversation-friendly venues rather than large clubs, with locals enjoying late dinners and seasonal drinks.

Hiking in Koga

Immerse in an unforgettable hike.

Mount Tsukuba Trail

A popular day hike offering scenic viewpoints and varying routes; accessible from the Ibaraki region.

Tone River banks trails

Extensive, flat trails along the river suitable for easy hikes and photography outings.

Airports

How to reach Koga by plane.

Ibaraki Airport (IBR)

Located in Omitama, Ibaraki, IBR serves domestic flights and some international routes; typically reachable by car or rail from Koga within about 1–1.5 hours.

Tokyo Haneda Airport (HND)

Major international hub; easy rail and road connections to Tokyo and surrounding areas; frequent flights to domestic destinations.

Narita International Airport (NRT)

Large international hub; rail and bus connections to the Ibaraki region are available; travel to Koga typically longer than from Haneda but serves many international routes.

Getting Around

Walkability

Koga is reasonably walkable, especially in the central riverfront and historic areas. Sidewalks are comfortable, and cafes and shops are within easy reach on foot. Bicycle routes along the Tone River enhance mobility for locals and visitors alike.

Demographics

Explore demographics in this area.

Families

A family-friendly city with safe neighborhoods and good local schools.

Elderly residents

An aging population common in regional Japan, with active community centers.

Students and commuters

People travel to nearby Mito or Tokyo for work or study.

Popular Sports

Explore popular sports in region.

Baseball

Widely played in schools and communities; local games and tournaments are common.

Soccer

Community clubs and school leagues provide regular matches and pickup games.

Cycling

Flat countryside makes cycling popular for commuting and recreational riding.

Transportation

Traffic

Traffic in Koga is generally light, with reliable rail and bus networks supporting easy travel. Car travel is convenient for day trips to neighboring towns; bike-friendly streets and river paths make cycling a practical option for locals and visitors alike.

Accomodations

Find the best place to stay when visiting Koga.

Dietary Restrictions

Tips for restricted diets.

Vegetarian

Many places offer vegetable-focused dishes or tofu; mention no meat or fish and check for dashi stocks in soups.

Health & Medical

Healthcare

Healthcare in Koga is accessible through local clinics and hospitals, with larger medical facilities in nearby Mito. For serious conditions, regional hospitals in larger cities provide advanced care; travelers should have insurance and bring essential medical information.

Discover Japan

Read more in our Japan 2025 Travel Guide.

Japan Travel Guide