Hotel Green Plaza Hamanako

7,8/10 Very good - Based on 43 reviews

Traveler Mix:
Families (63%)
Couples (29%)
Groups (8%)
Solo travelers (0%)

Hotel Green Plaza Hamanako sits on the lakeside of Lake Hamana, offering rooms with lake views and a mix of Western and Japanese-style layouts. Guest rooms are air-conditioned and equipped with private bathrooms, TV and complimentary Wi‑Fi, and many include tatami seating or futon options for a traditional stay. The property operates an on-site restaurant serving dinner and a buffet-style breakfast with live cooking stations and regional specialties such as grilled eel. Public areas include a garden and large windows overlooking the water that frame sunsets and seasonal changes on the lake.

Its bathing facilities are a key feature: the property provides multiple communal hot-spring baths including an open-air bath, a hinoki (cypress) tub and Jacuzzi-style pools, and it also accepts day‑use bathing visitors. Bathing areas are organized as public onsen facilities rather than private in-room baths, so the property functions as a ryokan with onsen in Hamamatsu, Shizuoka. Towels and basic toiletries are provided; guests should note standard onsen etiquette applies and that tattoo policies may restrict access to public bathing.

The hotel is positioned for sightseeing and outdoor activities around western Shizuoka, with easy road access to nearby attractions such as flower gardens and lakeside leisure points; it also offers on-site parking and a 24-hour front desk to assist with excursions. Facilities suit multigenerational stays and small groups, with family-sized rooms, flexible bedding arrangements and a focus on convivial buffet dining. For travellers seeking a lakeside ryokan with onsen Shizuoka, the property combines accessible amenities with straightforward access to the Hamamatsu region.

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Highlights of this ryokan

Non-smoking rooms
Free parking
Free Wifi
Family rooms
Restaurant

Detailed Ratings

Staff 8.5
Equipements 7.3
Cleanliness 8.0
Comfort 7.8
Value for money 8.2
Location 9.0

Points of interest nearby

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Review summary for: Hotel Green Plaza Hamanako

Positive Reviews

Excellent food (notably grilled eel and buffet)

Many guests praised the meals—especially the freshly grilled unagi and the wide variety at the buffet. Several reviews mentioned standout dishes and overall tasty dining experiences.

Friendly, attentive staff and good service

Multiple reviewers highlighted helpful, polite staff who accommodated special needs (e.g. seating and room placement for limited mobility) and provided a welcoming atmosphere.

Beautiful lake views and great location

Guests frequently noted the attractive lake/ocean-lake views from rooms and common areas; location and scenery were repeatedly described as a major plus.

Good onsen and bathing facilities (including outdoor baths)

The onsen, including outdoor baths, received positive mentions—clean, enjoyable baths and nice views from the bathing areas. Small extras (like free ice cream after bathing) were appreciated.

Spacious family-friendly rooms and facilities

Many families reported that room sizes were generous and well suited to children, making stays comfortable for families with kids.

Negative Reviews

Aging building and worn fixtures

Several guests commented that the property and some fixtures feel old or showing wear (e.g. doors scraping, general datedness), suggesting need for maintenance or updates.

Small, cramped bathrooms and toilets

Numerous reviews pointed out that the in-room toilets and washrooms are narrow or very small, which detracted from room comfort for some guests.

Noise and circulation issues

Reports of thin walls, noise from neighbouring rooms or corridors, and limited elevator capacity causing delays were mentioned as nuisances during stays.

Inconsistent food availability/quality in some cases

While many praised the food, a few guests experienced problems such as cold dishes, sold-out items, or concerns about freshness (notably sashimi), causing disappointment for those visitors.

Operational and amenity shortcomings

A minority of reviews described service or operational issues—check-in errors (room left unlocked), inexperienced or poorly greeting staff in some cases, air-conditioning problems, cold corridors to outdoor baths, and limited or paid children’s amenities—reducing the overall convenience for some guests.

This summary is based on all online reviews and was last updated on 17 November 2025

Frequently Asked Questions

How many people can rooms accommodate and what are the child policies?

The ryokan offers family and quadruple rooms that can sleep up to four guests (combinations of beds and futons); check room details for exact maximum occupancy. Cribs and extra beds are not provided; children under 3 are typically free and children aged 3 and above are treated as adults for booking.

What onsen facilities are available and when can I use them?

The property operates a large public hot-spring bath and open-air baths with lake views; typical hours are early morning (about 5:00–9:30) and evening (about 15:00–24:00), with earlier evening openings on weekends. Bath amenities are supplied, but mobile phones and visible tattoos are restricted in public bathing areas.

Can I reserve a private (kashikiri) onsen for my party?

The hotel details public and open-air baths; reservable private onsen are not listed as a standard offering. If you need a private option, contact the hotel in advance to ask about availability or special arrangements.

Is there a shuttle service from the nearest train station or airport?

There is no regular airport shuttle listed; the hotel is within walking distance of Tenryu Hamanako Railway’s Hamana-ko Sakume station (about a 5–7 minute walk). For group transfers or special shuttle requests, contact the hotel ahead of arrival.

Which airport should I use and how do I reach the ryokan from there?

The nearest major airport is Shizuoka Airport (roughly 60–70 km away); access by car or taxi is the most direct option. Public transport connections use the Tenryu Hamanako Railway to Hamana-ko Sakume station followed by a short walk to the hotel.

Do staff speak English and can I get help in other languages?

Staff primarily speak Japanese; English support at reception is limited and may vary. For detailed requests, prepare simple Japanese phrases or a translation app to avoid misunderstandings.

What kind of Japanese cultural experience can I expect on site?

Rooms include Japanese‑style (tatami/low bed) or mixed Japanese‑Western layouts and yukata are provided for use around the property; communal onsen bathing and a buffet restaurant serving local dishes add to the authentic experience. The hotel also promotes lake views and traditional meal options.

What nearby attractions or day‑trip sites are recommended?

The hotel sits by Lake Hamana and is convenient for visiting nearby spots such as Hamamatsu Flower Park, Inohana-ko area, and local lakeside attractions; small local museums and family amusements are within a short drive. Train access makes exploring the broader Hamamatsu area practical for day trips.

What are the check‑in/check‑out times and what if I arrive late?

Standard check‑in is from 15:00 and check‑out is by 10:00. Reception operates with evening contact options; if you expect to arrive after the posted check‑in window, notify the hotel in advance.

Are pets allowed and is there anywhere to buy essentials on site?

Pets are not permitted at the property. The hotel has an on‑site shop for basic items and souvenirs; convenience stores or supermarkets are available a short drive away for larger shopping needs.

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