Ginrinsou Otaru — a herring merchant mansion reborn as a ryokan with a sea view that has no rival in the city

Ginrinsou sits on the hill above Otaru city, reached via a complimentary shuttle from JR Otaru Station (book your ride when you reserve the room). The location may feel further out than a canal-side hotel, but that's precisely the point — from up here you have panoramic views over Otaru and out across the Sea of Japan, something no property in the city centre can offer. The shuttle takes the hassle out of transport, and once you've arrived there's little reason to leave: everything you came for is right here.

What separates Ginrinsou from every other ryokan in Otaru starts with the building itself. This is a herring merchant's mansion ("nishin goten") that has been designated a cultural heritage property — built during Hokkaido's prosperous herring-fishing era by a landowner who could afford the finest timber, high ceilings, and master craftsmen whose skills no longer exist today. The restoration was done with exceptional care, retaining as much original structure and material as possible. The result is guest rooms with real width, real ceiling height, and a tangible sense of age that a modern construction simply cannot replicate.

The feature that appears in nearly every review — and the reason many guests make the booking in the first place — is the open-air onsen (rotenburo) facing the Sea of Japan. You ease into the warm mineral water and look out over the bay as the sky shifts through its evening colours. Guests who have bathed in open-air onsen across Japan still say this view is difficult to match in Otaru. For many, it becomes the defining image of the whole Hokkaido trip.

On the dining side, Ginrinsou's kaiseki is celebrated above all for its Hokkaido crab and fresh local seafood, adjusted with the seasons. Winter is the crab season that guests plan around — a multi-course evening meal in which each dish showcases the finest produce from surrounding waters. Both dinner kaiseki and a traditional Japanese breakfast are included in the room rate, so there is nothing to organise for meals: you simply sit down and let the kitchen do its work.

The service at Ginrinsou is consistently noted across reviews — warm, attentive, and of a level that many guests compare to an international five-star property. From the welcome on arrival through to arranging your shuttle timing on departure, the small gestures of care accumulate into the feeling of being genuinely looked after, which is the hallmark of a great ryokan.

Worth being upfront about before you book: the number of rooms is small, which means availability during peak periods is tight. Autumn (late September to November) and the winter crab season are the hardest periods to secure. Rates start at around ¥45,000 per night for two people including both meals — a figure that sits above most Otaru accommodation. That said, when you factor in a kaiseki dinner where crab alone is worth a great deal per head at an independent restaurant, the all-in price starts to look like a different kind of value.

Honestly, Ginrinsou is the ryokan in Otaru that's worth making a plan around if the budget allows — not because of the marketing, but because the combination of heritage architecture, sea-view onsen, and local kaiseki under one roof is genuinely rare. A Trip.com score of 9.8 and TripAdvisor's #3 ranking in the city are not accidental: they reflect the consistent experience that guests come away with.