Matsuzakaya Honten

Ashinoyu and the Architecture of Immersion

The Ashinoyu area sits at one of Hakone's highest and most geothermally active elevations, where the sulfurous vapour is visible from the road and the landscape feels closer to the volcanic than the pastoral. Ryokan that have chosen this location have implicitly made a statement about priority: proximity to the source over convenience to transport links or lakeside views. Matsuzakaya Honten, addressed directly at Ashinoyu 57, belongs to that older tradition of placing the bath, and the mineral logic behind it, at the centre of the stay rather than at its periphery.

The wider category of traditional Japanese inn has split in recent years into at least two recognisable directions. One direction runs toward contemporary design hotels with onsen access — properties like nol hakone myojindai and Sengokubara COCON reflect a design-led sensibility that appeals to younger travellers interested in aesthetics alongside immersion. The other direction runs toward properties with decades of accumulated form, where the architecture is itself part of the offering — timber corridors, engawa verandas, rooms arranged to frame garden views or volcanic steam rather than to optimise square footage. Matsuzakaya Honten sits in the second cohort.

The Physical Logic of the Traditional Ryokan

Understanding what Matsuzakaya Honten offers requires understanding what the traditional ryokan format asks of its architecture. In the leading examples of the form, the building is not a container for activities but a sequence of spatial transitions: the genkan entry, the corridor to the room, the room itself with its changing view from morning to evening, the path to the bath. The transitions are as deliberate as the destinations. Timber, shoji screens, tatami, and the particular quality of light filtered through washi paper are not decorative choices , they are structural to the experience of slowing down that these buildings were built to produce.

Ashinoyu's thermal character adds a further layer to this spatial logic. The onsen water here is drawn from springs that register among Hakone's more mineralised sources, and buildings that have operated in this zone for many years carry that context in their bones as much as in their plumbing. For a property like Matsuzakaya Honten, the address is inseparable from the identity.

Hakone's most referenced high-end ryokan, Gora Kadan, occupies a former imperial villa site in Gora with strong architectural provenance and sits at the leading of the region's price bracket. Hakone Retreat Villa 1/f represents the architect-designed end of the contemporary spectrum. Matsuzakaya Honten's 2025 Michelin Selected status positions it within the recognised tier without placing it in competition with either of those formats. It occupies a different register: traditional in form, geothermally privileged in location.

Michelin Selection and What It Signals Here

The Michelin Selected designation for hotels, distinct from the star system applied to restaurants, functions as a curatorial signal rather than a hierarchical ranking. Properties that carry it have met a threshold of quality and character that the Michelin editorial team considers worth directing travellers toward, but the designation does not imply equivalent standing among all properties that hold it. What it does imply, consistently, is that the property has something worth the detour: a setting, a service approach, or a physical character that differentiates it within its region.

For Matsuzakaya Honten in 2025, that signal is meaningful in the context of Hakone, where the density of accommodation options is high and the range of quality is wide. The Hakone area includes everything from large resort hotels like the Hyatt Regency Hakone Resort and Spa to smaller boutique properties, and Michelin Selected status helps distinguish a subset of properties within that field. The Hakone Kowakien Tenyu and Hotel Indigo Hakone Gora also sit within the broader Hakone recognised accommodation tier, representing the international brand end of that spectrum.

Hakone in Context: A Region of Layered Traditions

Hakone draws more than twenty million visitors per year and sits within ninety minutes of Tokyo by the Romancecar limited express from Shinjuku, making it one of the most accessible premium onsen destinations in Japan. That accessibility cuts both ways: it ensures a steady demand for accommodation across all categories, and it also means that properties which have maintained a consistent traditional character over decades are doing so against economic pressure to modernise or expand. The ryokan format, particularly in its most traditional expression, requires significant staffing relative to room count and offers limited opportunity to increase yield through new amenities. Properties that have remained in that format through multiple generations of ownership are making a long-term argument about what the experience is for.

For comparable traditional ryokan settings across Japan, the pattern holds: Asaba in Izu, Nishimuraya Honkan in Kinosaki, and Kamenoi Besso in Yufu each represent ryokan that have maintained architectural and service character over long periods, and each sits in a geothermally active region where the bath is central to the stay. Matsuzakaya Honten belongs to that broader national pattern. For travellers interested in the Japanese inn tradition at its more atmospheric and less designed end, the full Hakonemachi Ashigarashimo Gun guide provides a map of how the various properties in the region relate to one another.

Planning a Stay

Ashinoyu sits in the western section of the Hakone National Park, accessible by the Hakone Tozan Bus from Hakone-Yumoto station, which itself connects directly to Odawara on the Shinkansen and to Shinjuku via the Romancecar. The area is less immediately walkable than Gora or Hakone-Yumoto town, which means staying in Ashinoyu commits the traveller to the property rather than to a neighbourhood of restaurants and shops. For a traditional ryokan stay where dinner and breakfast are included in the room rate, as is standard in the ryokan format, this is by design rather than by limitation. Booking in advance is advisable for weekend and public holiday dates, when Hakone experiences high demand from Tokyo day-trippers and overnight visitors. The shoulder seasons of late autumn, when the maple foliage is at its most pronounced across the national park, and early spring, before the main tourist surge, offer a different quality of visit.

For travellers building a longer Japan itinerary that includes both urban and onsen stays, properties like Bvlgari Hotel Tokyo and HOTEL THE MITSUI KYOTO represent the luxury hotel end of the spectrum, while a night in Hakone at a property like Matsuzakaya Honten offers the complementary register: unhurried, bath-centred, and physically rooted in the volcanic geography that defines this part of Honshu. Further afield, Amanemu in Mie and Zaborin in Hokkaido represent the highest-investment end of the onsen stay format in Japan.

Frequently Asked Questions

What is Matsuzakaya Honten known for?

Matsuzakaya Honten is a traditionally formatted ryokan in the Ashinoyu area of Hakone, holding a 2025 Michelin Selected distinction. It is positioned within the older generation of Hakone inns that prioritise proximity to geothermally active hot spring sources over resort-scale amenities. Its address in Ashinoyu, one of the most mineralised zones in the national park, is central to its identity.

What is the most popular room type at Matsuzakaya Honten?

The venue database does not include room configuration data. In the traditional ryokan format, tatami-floored rooms with in-room or private bath access and engawa verandas tend to be the most requested category at properties of this type. Guests are advised to confirm room options directly when booking, particularly for stays during peak autumn foliage season.

How hard is it to get into Matsuzakaya Honten?

Hakone as a region experiences high demand, particularly on weekends and during the autumn foliage period from late October through mid-November. Traditional ryokan with limited room counts in this zone typically book several weeks to two months ahead during peak periods. Matsuzakaya Honten carries Michelin Selected recognition for 2025, which increases visibility and demand. Phone and website details are not currently listed in our database; direct outreach through travel agents familiar with the traditional ryokan booking system is a reliable approach.

What is the leading use case for Matsuzakaya Honten?

If the priority is access to Hakone's most geothermally concentrated onsen zone within a traditionally formatted inn rather than a design-led resort, Matsuzakaya Honten fits that brief. It is positioned for travellers extending a Japan itinerary beyond urban centres and seeking a stay where the bath, the tatami room, and the volcanic setting carry the experience. Those seeking contemporary design should consider other options in the region.

How does Matsuzakaya Honten's Ashinoyu location compare to other parts of Hakone for onsen quality?

Ashinoyu sits at one of Hakone's higher elevations and draws from springs that are among the most sulphurous in the region, a characteristic that traditional onsen culture associates with stronger therapeutic properties. Properties further down the valley, closer to Hakone-Yumoto or Gora, tend to serve different spring sources with varying mineral compositions. For guests whose primary reason for visiting Hakone is the quality and character of the water rather than convenience to transport or town amenities, Ashinoyu has historically been considered among the most direct expressions of the region's geothermal character.