Koshiboken Garden (Kanagawa Prefecture) Complete Guide｜Seven Unique Areas and Seasonal Charms Where You Can Fully Enjoy Hakone’s Nature
Koshiboken Garden, located on the north shore of Lake Ashi in Hakone Town, Kanagawa Prefecture, is a vast green space area spreading across the Fuji-Hakone-Izu National Park. With seven distinctive garden areas scattered across approximately 25.8 hectares, it is known as one of Hakone’s premier walking spots where you can enjoy nature throughout the four seasons.
What is Koshiboken Garden? A Comprehensive Green Park Where You Can Experience Hakone’s Nature
Koshiboken Garden is a collective term for outdoor sightseeing spots developed around Koshibo and Hakone, on the north side of Lake Ashi. Managed by Kanagawa Prefecture and the Ministry of the Environment as the “Koshibo Group Facility District,” approximately 25.8 hectares out of the total area of 117.7 hectares are developed as recreation gardens, nature exploration areas, and educational facilities.
Located at the point where you first reach the shores of Lake Ashi when traveling toward Sengokuhara on the Yugawara-Hakone-Sengokuhara prefectural road, it is ideally positioned as a base for Hakone sightseeing. Multiple areas are connected by walking trails and footpaths, providing an environment where you can leisurely enjoy Hakone’s nature.
Characteristics of the Seven Areas Comprising Koshiboken Garden
Koshiboken Garden is composed of the following seven distinctive areas. Each has different attractions, and ways to enjoy them expand depending on your purpose for visiting and the season.
Shirayuri-dai Garden
Located on a plateau overlooking Lake Ashi, this area is characterized by an open view. A spacious lawn spreads out, creating an ideal space for picnicking and relaxation. On clear days, you can enjoy the spectacular scenery of Lake Ashi with Mt. Fuji as a backdrop.
Forest of Wild Birds
A natural observation area surrounded by rich woodland, known as a birdwatching hotspot. Various wild birds can be observed throughout the four seasons, and you can feel the breath of nature in the quiet forest. Walking trails are well-maintained, allowing you to leisurely walk while enjoying a forest bath.
Children’s Playground
A popular area with families where children can safely play on equipment and in spacious areas. With wide open grass where children can run freely, it is crowded with many families on weekends.
Flower Meadow
A beautiful garden where seasonal flowers are planted. From spring through autumn, colorful flowers bloom in profusion, making it a popular photography spot. Benches are installed, allowing you to spend a relaxed time admiring the flowers.
National Park 50th Anniversary Commemoration Plaza
A plaza developed in commemoration of the 50th anniversary of National Park designation, where you can learn about the history of nature conservation in Hakone. Memorial monuments and informational signs are installed, allowing you to deepen your understanding of Hakone’s natural environment.
Tsudoi Grassland
An open grass plaza frequently used for group recreation and events. In this spacious area, you can spend time as you wish.
Lakeside Interaction Garden
Located closest to Lake Ashi among all areas, you can enjoy the lake scenery up close. You can walk while feeling the breeze crossing the lake surface, making it an ideal place to observe waterside nature.
Seasonal Charms｜Points of Interest by Season
Koshiboken Garden presents a different appearance with each season, and there are new discoveries no matter how many times you visit.
Spring (March–May)
Fresh greenery sprouts and the entire garden is enveloped in an atmosphere full of vitality. The Flower Meadow begins to bloom with spring flowers, and the Forest of Wild Birds becomes active with birdsong. The mild weather makes it an ideal season for walking.
Summer (June–August)
The garden covered in deep green allows you to fully experience Hakone’s appeal as a summer retreat. The cool breeze blowing from Lake Ashi is pleasant, and you can refresh yourself while forgetting the heat of the city. Early morning walks are especially recommended.
Autumn (September–November)
Autumn is said to be the most beautiful season at Koshiboken Garden. From early November, autumn leaves centered on maple trees come into full bloom, and the entire garden area colors itself in shades of red and yellow. The view from Shirayuri-dai Garden is particularly spectacular, and the collaboration of autumn leaves, Lake Ashi, and Mt. Fuji is breathtaking. During the autumn foliage season, it becomes a popular spot attracting many tourists.
Winter (December–February)
The winter garden enveloped in silence after deciduous trees lose their leaves also has a unique charm. With clear air, Mt. Fuji appears distinctly, allowing you to enjoy winter-exclusive landscapes. Snow-covered scenery is fantastical and popular with photography enthusiasts.
Information Gathering at Hakone Visitor Center
The Hakone Visitor Center, the central facility of Koshiboken Garden, is a base facility where you can learn about Hakone’s nature and history. The exhibition corners provide detailed information about Hakone’s topography, flora and fauna, and volcanic activity, and visiting before a walk allows you to understand nature more deeply.
The center has experienced staff on-site who can tell you about recommended walking courses, information about flowers in bloom, and bird sightings. There is also a rest area, making it convenient to stop by during a walk.
Hakone Visitor Center Basic Information
- Telephone: 0460-84-9981
- Hours: 9:00–17:00 (4:30 PM in December–March)
- Closed: New Year’s holidays
- Admission: Free
Basic Information (Hours, Fees, Access)
Hours and Holidays
Koshiboken Garden is always open and accessible 24 hours a day. However, there is no lighting at night, so daytime visits are recommended. It has no closed days and is available year-round.
Fees
Admission is completely free. Parking is also free (though some paid parking areas exist).
Address
164 Motohakone, Hakone Town, Ashigarashimo District, Kanagawa Prefecture (Hakone Visitor Center)
※As Koshiboken Garden covers a large area, addresses may differ depending on the area.
Access
Access by Public Transportation
Using Odakyu Line and Hakone Tozan Railway
- From Hakone Yumoto Station, take the Hakone Tozan Bus (T route) for approximately 41 minutes and get off at “Tougemdai” bus stop, then walk for about 5 minutes
- Or get off at “Shirayuri-dai” bus stop and walk right there
Using JR
- From Odawara Station, take the Hakone Tozan Bus for approximately 55 minutes and get off at “Tougemdai” or “Shirayuri-dai” bus stop
From Gotemba Station
- From Gotemba Station, take the Hakone Tozan Bus (Gotemba-Hakone Line) for approximately 40 minutes
Access by Car
Using Tomei Expressway
- From Gotemba IC, approximately 18 km, approximately 25 minutes travel time
- Via National Route 138 toward Sengokuhara
From Odawara Area
- From National Route 1 via Prefectural Route 75 (Yugawara-Hakone-Sengokuhara Line)
- Approximately 30 minutes from Hakone Yumoto
Parking Information
Multiple parking areas are available around Koshiboken Garden.
- Hakone Visitor Center Parking: Free, approximately 20 spaces
- Koshibo Water Gate Parking: Free, approximately 40 spaces
- Other nearby paid parking areas available
During autumn foliage season and weekends, congestion is likely, so please consider using public transportation.
Ways to Enjoy Koshiboken Garden｜Recommended Ways to Spend Your Time
Walking and Hiking
The garden has well-maintained walking trails throughout, allowing you to walk at your own pace. The duration is approximately 1–2 hours and can be enjoyed in light clothing. There are multiple routes, including courses that tour each area and paths along the lakeside.
Picnicking
At Shirayuri-dai Garden and Tsudoi Grassland, you can enjoy picnicking on the grass. Spread out a leisure sheet and eat a packed lunch, read leisurely, or spend time as you wish.
Birdwatching
In the Forest of Wild Birds, you can observe various wild birds throughout the four seasons. Binoculars will enhance the experience. Early morning is when bird activity is most active, and you can hear beautiful birdsong.
Photography
Spectacular colorful scenery during autumn foliage season, stunning views of Mt. Fuji and Lake Ashi, flowers of each season—you won’t lack subjects. There are many Instagram-worthy photo spots.
Playing with Children
At the Children’s Playground, children can play on equipment and run around on the open grass. It is ideal for family recreation.
About Bringing Pets
Koshiboken Garden permits entry with pets. It is also popular as a dog-walking spot where you can enjoy nature together with your dog in the spacious garden. However, please observe the following etiquette.
- Always use a leash
- Always take home waste
- Be considerate of other visitors
- Cooperate in protecting the grass
- Do not leave pets unattended
Recommended Spots Around Koshiboken Garden
By visiting recommended sightseeing spots near Koshiboken Garden, you can make your Hakone sightseeing more fulfilling.
Pola Museum of Art
A museum representing Hakone, located approximately 10 minutes by car from Koshiboken Garden. Its collection of Western paintings centered on Impressionism is among the largest in Japan. The architectural design is also beautiful, with an exterior that blends into the forest. Walking trails are also developed, allowing you to enjoy both art appreciation and nature walks.
Hakone Ropeway
A approximately 25-minute aerial walk is available from Tougemdai Station to Sounzan Station, passing over Lake Ashi and Owakudani. From the gondola, you can view spectacular scenery of Mt. Fuji and Lake Ashi in a single glance, making it one of Hakone sightseeing highlights.
Owakudani
An tourist attraction where you can feel Hakone’s volcanic activity up close. Known for its powerful scenery of white smoke rising and for the famous black eggs. From Koshiboken Garden, you can access it by ropeway.
Sengokuhara Susuki Grassland
In autumn, the grassland glows golden with pampas grass. It is approximately 5 minutes by car from Koshiboken Garden and is a must-see spot for autumn Hakone sightseeing.
Lake Ashi Sightseeing Cruise
A sightseeing cruise operating from Koshibo Port connecting to Hakone Town Port and Motohakone Port, allowing you to enjoy Lake Ashi’s magnificent scenery from the water. Various creatively designed ships, such as pirate ships and catamarans, operate.
Recommended Cuisine Around Koshiboken Garden
Before and after your walk, enjoy Hakone’s unique flavors at local dining spots.
Jinenjyo Soba Hakone Kyujukku
A popular restaurant where you can enjoy aromatic soba noodles made with wild yam. The combination of tororo and soba is excellent, and it is a dish where you can feel the blessings of Hakone’s nature. You can see Hakone’s mountains from the restaurant interior, and the scenery is also enjoyable.
Shomaatei
A dining place serving Japanese cuisine made with Hakone ingredients. The set menus are extensive and ideal for lunch after a walk. It’s hearty and reasonably priced.
Lucky’s Cafe
A fashionable cafe where you can enjoy coffee time while viewing the lakeside scenery. Homemade sweets and carefully selected coffee are popular, perfect for a walking break. The terrace seats offer a panoramic view of Lake Ashi.
Tougemdai View Restaurant
A restaurant adjacent to Tougemdai Station where you can dine while viewing Lake Ashi. Hakone curry and dishes made with local ingredients are available, and the location makes it easy to stop by between sightseeing.
Hotel and Accommodation Information Around Koshiboken Garden
Various accommodation facilities are scattered around Koshiboken Garden where you can enjoy Hakone’s nature.
Hakone Prince Hotel
A luxury resort hotel located on the shores of Lake Ashi. All rooms overlook Lake Ashi, and it offers hot springs and French restaurants. Koshiboken Garden is accessible within walking distance.
The Prince Hakone Lake Ashi
A luxury hotel with sweeping views of Lake Ashi where you can spend relaxing time in a quiet environment. The views from the hot spring bath are exceptional, allowing you to enjoy Hakone’s nature throughout the seasons.
Hot Spring Inns in the Sengokuhara Hot Spring Area
Many hot spring inns are concentrated in the Sengokuhara hot spring area, approximately 10 minutes by car from Koshiboken Garden. You can experience Hakone’s traditional hot spring culture and use it as a convenient tourism base.
Pensions and Guesthouses
Many family-run pensions and guesthouses are located around Sengokuhara, allowing budget-friendly accommodation. These locally-managed inns offer unique hospitality and local information.
Precautions and Etiquette for Your Visit
Clothing and Belongings
- Wear comfortable walking shoes (sneakers or lightweight hiking boots)
- Dress appropriately for the season (Hakone has high elevation and lower temperatures)
- Sunscreen or hat (summer)
- Warm clothing (autumn and winter; early mornings and evenings are cold)
- Beverages (vending machines are limited)
- Rain gear (weather changes easily)
Etiquette and Precautions
- Always take your trash with you
- Plant collection is prohibited
- Never feed wild animals
- Walk on designated trails
- Fire is prohibited
- Keep your voice and noise to a minimum
Safety Precautions
- Be careful of sudden weather changes and avoid difficult walks if the conditions are poor
- Be careful as the ground is slippery in some areas
- There is a possibility of encountering bears and other wildlife, so it is recommended to make noise while walking
- If you feel unwell, don’t push yourself; take a break
Editorial Recommendations｜Tips for Maximizing Koshiboken Garden’s Charm
Early Morning Visits Are Recommended
Walking in the crisp morning air is exceptional. Wild bird activity is vigorous, fewer people are around, and you can enjoy nature quietly. Especially during autumn foliage season, the maple leaves are beautiful when illuminated by early morning sunlight.
Visit Each Season
Koshiboken Garden presents different faces with each season, and there are new discoveries no matter how many times you visit. Experience the charm of each season: spring’s fresh greenery, summer’s deep green, autumn’s foliage, and winter’s stillness.
Make Use of Hakone Visitor Center
Gathering information at the Visitor Center before your walk allows you to efficiently tour the highlights. Information from staff is particularly useful.
Combine with Nearby Sightseeing
By combining Koshiboken Garden with nearby sightseeing spots such as Pola Museum of Art and Owakudani, you can enjoy fulfilling Hakone sightseeing.
Consider Weekday Visits
Weekends and autumn foliage season can be crowded. For those wishing to leisurely enjoy nature, weekday visits are recommended.
Conclusion｜Koshiboken Garden: Where You Can Fully Enjoy Hakone’s Nature
Koshiboken Garden is a wonderful spot where you can easily enjoy Hakone’s abundant nature. Seven distinctive areas spread across the garden with various ways to enjoy them including walking, picnicking, birdwatching, and photography.
With free admission and year-round opening, you can easily visit when touring Hakone. The beautiful nature of each season, especially autumn foliage, is spectacular and captivates many tourists.
By gathering information at Hakone Visitor Center before your walk, you can develop a deeper understanding of Hakone’s nature. The surrounding area is also rich with tourist spots, dining options, and accommodations, allowing you to fully enjoy Hakone sightseeing using Koshiboken Garden as a base.
With good access from the city, it can be enjoyed as either a day trip or an overnight stay. Koshiboken Garden is recommended for all types of visitors: those seeking healing from nature, families wanting to spend relaxing time together, and those enjoying photography. Be sure to experience the abundant nature of Koshiboken Garden.
