Blue nemophila hills above the Pacific coast

Hitachi Seaside Park covers 2.15 km² of hills and gardens near the Pacific coast in Hitachinaka, Ibaraki Prefecture. Its best known sight is a hilltop carpeted with blue nemophila in mid-April to early May. Other highlights include tulips in the Tamago no Mori garden and kochia bushes that turn red in autumn. A playground area adds rides for children. The grounds are far too big to cover on foot in a short visit, so bikes and a small seaside train help. Tokyo is far enough away that this is a long day trip.

Park in Japan
Climate zone: Humid subtropical

Humid subtropical: Warm temperate climates with hot, humid summers, mild winters and evenly distributed rainfall, common on eastern continental margins.

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Ticket price: $$$
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$$Medium
$$$Expensive, upscale
$$$+Very expensive, luxury
Safety: 8.8
General Safety:9
Accessibility:8
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Tourist English: 1/5
English is widely understood by staff and visitors at Hitachi Seaside Park, especially near the main entrance and visitor centres. Most signs are bilingual and many locals speak basic English for tourism.
Last update: 21 Oct 2026
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Hitachi Seaside Park Summary
Famous for seasonal flower fields. Walk wide park paths through blooming nemophila, tulips and colourful gardens.
Opening hours:
Mon:09:30 - 17:00
Tue:Closed
Wed-Sun:09:30 - 17:00
Public website: hitachikaihin.jp
Japan – Quick facts
Power Grid: 100 V, 50 Hz
Plug: Type A
Type A:
Diagram of a Type A power plug

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Currency: Japanese Yen (JPY)
£1 ≈ JP¥210
Cashless info: Rating 4/5
Cashless payments are becoming more common, especially in cities, with some shops still preferring cash. Be prepared for occasional cash-only situations in rural areas.

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eSIM providers: Best value: Saily
Flexibility: Airalo
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Tipping: Tipping is not customary in Japan and can be considered rude. Excellent service is the norm, and tipping is unnecessary in most places.
Public drinking: Public drinking is legal and commonly accepted, particularly during festivals and events.
Public smoking: Smoking is prohibited in indoor public places but allowed in designated outdoor areas. Some restaurants may have smoking sections.
New Year
(January)
One of the most important holidays, expect crowded temples and high prices. Plan ahead.
Golden Week
(April-May)
The busiest travel time, expect high demand for accommodation and transport.
Obon
(August)
A time to honour ancestors, many businesses close, and transport can be crowded.
Emergency contact: Emergency Number: 110 (Police), 119 (Fire & Ambulance)
Taxi apps: Uber, JapanTaxi, DiDi
Other: Japan is a country of respect, so understanding local customs and etiquette is important. Public transport is efficient, but can be crowded during peak hours.
Best times to travel

The best times to travel section shows how the months compare for a visit, so you can find the time of year that fits what you want to do.

Background colours of the months:
The colour shows the typical temperature: yellow (hot), green (mild) and blue (cold). How strong the colour is shows the travel season: full colour means high season, soft colour means shoulder season and soft-striped means off season.

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Crowdedness:
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Additional notes:
The grey info boxes point out special things worth knowing, like recurring weather issues or seasonal events.

for Hitachi Seaside Park, Japan
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High season: April - May, Oct.
Shoulder season: March, Aug. - Sep., Nov.
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Nemophila peak is late April to early May, Golden Week brings long queues and parking waits
Kochia turns red mid to late October, cosmos blooms around the same time
Rock in Japan Festival in early August fills the park, nearby hotels sell out

Hitachi Seaside Park is a 2.15 km² flower park in Hitachinaka, set on rolling land beside the Pacific. The reason most people come is Miharashi Hill, where about 5.3 million nemophila (baby blue eyes) turn the slope into a sheet of pale blue from mid-April to early May. The hill itself covers about 42,000 m², a small part of the whole park. Yellow rape blossoms bloom nearby in the same weeks.

Tulips also bloom in the Tamago no Mori Flower Garden in mid to late April. In summer the kochia bushes on the hill are fresh green from mid-July to September, then turn red and golden yellow from mid-September to early October. Both nemophila and kochia are best seen on a clear day when the sea and sky add to the colour.

Families have more to do than flower gazing. The Pleasure Garden is a playground with a Ferris wheel and a merry-go-round. A small seaside train also runs through parts of the grounds. Cafes and rest houses sell seasonal sweets and drinks, with blue nemophila themed treats in spring. Food cars set up in the busy weeks, so you can eat without leaving the grounds.

Plan for a lot of walking since distances inside the park are long, so many visitors hire a bicycle or ride the train between areas. Spring weekends bring heavy crowds and queues. Arriving at opening time is the best way to see the hill in quieter conditions. A full visit usually takes three to five hours depending on how much of the grounds you want to see.

Why travel to Hitachi Seaside Park?

🏯Places worth seeing
  • 1 Hitachi Seaside Park
  • 2 Tokiwa Bridge
🎡Places for activities
  • 1 Hitachi Seaside Park
🏞️Natural landmarks
  • 1 Tokiwa Bridge

Knowledge before you go

  • Arrive when the park opens for the quietest views of the hill.
  • Admission rises to JP¥700 (£3.32) during the nemophila and kochia seasons, up from the usual JP¥450 (£2.13).
  • Bicycles and the seaside train both save legwork in a park this large, especially with children.
  • Rape blossoms bloom beside the nemophila in the same weeks, so photos often show blue against yellow.

How to travel to Hitachi Seaside Park

Trains and buses are the usual way to arrive. Take a limited express from Tokyo on the JR Joban Line to Katsuta Station, which takes roughly an hour and a half to two hours. From Katsuta Station a local bus runs to the park's West Entrance, called Tsubasa no Gate. During the nemophila season a non-stop bus operates from the station, which saves time in the crowds. A slower option is the Hitachinaka Seaside Railway Minato Line from Katsuta to Ajigaura Station, followed by a walk of about 20 minutes to the park. Express buses also run from Tokyo Station's Yaesu side and take about two hours. Driving from Tokyo takes roughly two hours depending on traffic, using expressways toward Hitachinaka. The park has car parks but spring weekends bring queues of cars, so arrive early or take the train.

Access summary

  • From Narita (NRT): JR Narita Express to Utsunomiya, local train to Hitachi (≈2h30).
  • From Tokyo (Shinjuku): Shinkansen to Utsunomiya, local train to Hitachi (≈2h).
  • From Sendai: Local train via Joban Line (≈3h).

Where to stay near Hitachi Seaside Park

Most visitors treat the park as a day trip from Tokyo, so they stay in the capital. If you want an early start, the simplest bases are Katsuta and Hitachinaka, where business hotels cluster near the station and make the morning bus easy. Mito, the prefectural capital, has a wider choice of business hotels and is a short ride from Katsuta by train. The Ajigaura coast near the park has small inns and ryokan that focus on seafood, which suits a slower trip. Rooms near the park fill up during the nemophila season in late April and early May and again when the kochia turns red, so book early. A night nearby also lets you reach the gates at opening time and see the hill before the biggest crowds arrive.

Food around Hitachi Seaside Park

Food at the park is casual and seasonal. Rest houses, a lakeside cafe and a glass house cafe sell light meals, sweets and drinks, with nemophila themed treats such as soft serve and sweets in spring. Food cars and temporary stalls appear in the busiest weeks.

Queues at midday can be long on spring weekends so many visitors eat early or bring snacks and water for the walk between areas. Picnic spots are easy to find on the lawns.

Outside the park, Hitachinaka and the Ajigaura coast are known for fresh seafood from the nearby ports. Ibaraki Prefecture is also famous for natto. Katsuta Station has restaurants and shops for a meal before the ride home.

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-41 %
Daily expenses in the region are around 41% lower than the average across United States. That means you'll spend a lot less on meals and getting around.
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-20 %
Your exchange rate (GBP to JPY) is 20% better than in recent years. That means travelling now is considerably cheaper compared to the past.

Safety information overview

General safety
9
The park is safe for visitors of all ages, with wide paths and plenty of open space. Spring weekends bring heavy crowds around the hilltop, so keep children close. Summers are hot and sunny while sea breezes can feel strong up high.
Accessi­bility
8
The grounds are large and hilly in parts, with a lot of walking between areas. A seaside train and hire bicycles help. Wheelchair access varies by area, so check the official site for the latest guidance and contact the park before you go.
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