The 10 Best Boutique Hotels with Spa in Koshinetsu (2025)

Nestled in the tranquil embrace of Matsumoto's scenic landscape, Matsumoto Jujo invites you to a realm where modern luxury meets traditional Japanese charm. Here, the soothing sounds of flowing water harmonize with a serene atmosphere, creating an intimate sanctuary ideal for romantic getaways or restorative retreats.

Total Relaxation - Indulge in the bliss of our geothermal hot springs, where outdoor baths invite the gentle caress of nature while enveloping you in warmth. Imagine soaking under the stars, the crisp mountain air mingling with the fragrant wisps of cedar trees.

Culinary Delights - Savor a culinary journey that marries local flavors with exquisite Italian influences, crafted meticulously by our talented chefs. Each meal becomes a celebration, from breakfast featuring freshly squeezed juice and local specialties to dinners prepared over an open fire, filling the air with tantalizing aromas that dance around your senses.

Chic Boutique Ambiance - Designed with a keen eye for detail, every corner of Matsumoto Jujo tells a story, from the carefully curated artwork lining the halls to the cozy bookshop that beckons you to unwind with a good read. A symphony of textures and colors creates an enchanting backdrop that feels both whimsical and luxurious.

Guest Experiences - As guests nestled into their spacious rooms, they reveled in the delightful surprise of an outdoor hot spring tucked just off their private terrace, the warm water contrasting beautifully with the cool evening breeze. The charming staff greeted them with homemade oyaki cakes and champagne, crafting a welcome that felt as special as a fairy tale.

Perched gracefully on a hilltop, Mizno Hotel offers an intimate escape where the breathtaking views of Mount Fuji and the serene waters of Lake Kawaguchi unfold before your eyes. This luxurious haven invites you to indulge in a harmonious blend of contemporary elegance and traditional Japanese charm, creating an unparalleled atmosphere for romance, relaxation, and rejuvenation.

Romantic Break - Every room at Mizno embraces couples with panoramic views of the majestic Mount Fuji, making it the perfect backdrop for unforgettable moments shared together. The soft glow of evening lights reflects off the lake, enhancing the romance that this chic retreat exudes.

Spa breaks - Rejuvenate your senses in the soothing embrace of the private open-air baths, where the air is perfumed with the gentle scent of cedarwood and the faint rustle of leaves serenades you into tranquility. After a day of exploration, let the calming waters wash away your worries in a space designed for pure bliss.

Cultural explorers - Immerse yourself in the rich tapestry of Japanese culture as you choose between luxurious Western-style beds or authentic futon bedding on tatami floors, allowing you to experience the essence of Japan in comfort. Art lovers will appreciate the hotel's unique décor, featuring hand-painted artworks adorning not just the lobby but also winding corridors, creating a gallery-like ambiance throughout your stay.

Guest Experiences - Imagine waking up to the first rays of sunlight illuminating your room with a golden hue, only to be greeted by the sight of Mount Fuji standing tall and proud outside your window. The cool touch of the Yukata robe wraps around you as you step onto your private balcony, where the crisp mountain air mingles with the distant sounds of laughter from e-bike riders exploring the scenic paths nearby.

Nestled in the serene mountains of Yamanouchi, Aburaya Tousen is a sanctuary where contemporary elegance meets timeless Japanese tradition. With the gentle sound of mountain streams and the intoxicating scent of cedar wafting through its halls, this luxurious retreat offers couples an intimate escape, where every moment is crafted for romance and rejuvenation.

Total Relaxation - Rejuvenate your senses in one of the hotel's eleven exquisite hot-spring baths, including both public and private options that invite you to soak in nature's beauty while enveloped in soothing steam and stunning mountain vistas.

Romantic Break - Indulge in unforgettable moments with loved ones as you unwind in elegantly designed rooms featuring plush futons and serene tatami-mat flooring, all enhanced by the soft glow of paper lanterns and the tranquility of your own private onsen waiting just outside.

Spa Breaks - Surrender to serenity with therapeutic spa treatments and massages that blend traditional techniques with modern luxury, providing a blissful escape where the rhythm of nature harmonizes with your well-being.

Guest Experiences - As you slip into a yukata provided upon arrival, the aroma of expertly prepared seasonal dishes fills the air, inviting you to experience a memorable private dining night. Picture the chef crafting personalized vegan options, while the gentle rustle of leaves outside adds to the calming ambiance of your room.

Nestled in the serene embrace of Fujikawaguchiko, La Vista Fujikawaguchiko offers a luxurious escape where modern elegance meets traditional Japanese hospitality. Picture waking up to breathtaking views of Mount Fuji, enveloped in tranquility and surrounded by lush landscapes, all while indulging in exceptional service that caters to your every need.

Romantic Retreat - With private balconies overlooking the majestic Mount Fuji, every moment becomes a cherished memory, perfect for couples seeking intimacy and peace amidst nature's grandeur.

Culinary Delights - Savor a culinary journey at the on-site restaurant, where each meal transforms into an artful experience—think exquisite tasting menus that tantalize your palate with fresh, local ingredients and innovative flavors, all served with stunning views.

Wellness Sanctuary - Relax and rejuvenate in the soothing hot spring baths, whether enjoying the public onsen or one of the private themed onsens, where the calming sound of water flows and the air is infused with a subtle mineral aroma, creating a serene ambiance for reflection and relaxation.

Guest Experiences - Imagine slipping into your private open-air bath as the sun sets behind Mount Fuji, the crisp evening air filled with the scent of cedar and earth, while the gentle sounds of rustling leaves accompany your thoughts—a moment of pure serenity that feels both intimate and grand.

Nestled in the tranquil embrace of Karuizawa, Kyukaruizawa Kikyo, Curio Collection by Hilton beckons discerning travelers with its elegant blend of modern luxury and serene nature. Each moment here is an invitation to unwind in sophisticated surroundings, where the whispers of pine trees and the scent of fresh mountain air create a romantic backdrop for unforgettable experiences.

Total Relaxation - Immerse yourself in bliss at our exquisite spa, where soothing treatments and serene spaces promise rejuvenation of both body and mind amidst stunning natural vistas.

Outstanding Location - With the historic charm of Kyu Karuizawa Ginza Dori merely a six-minute stroll away, our hotel places you within easy reach of boutique shopping and charming cafes, inviting exploration of the local culture.

Romantic Break - Indulge in intimate moments as you sip Nespresso coffee on your private balcony, absorbing courtyard views while the soft rustle of leaves sets a tranquil soundtrack to your stay.

Guest Experiences - Imagine waking to the aroma of a meticulously prepared breakfast wafting through your room, as friendly staff deliver it right to your door, allowing you to savor each bite without the hustle of restaurant lines—pure relaxation encapsulated.

Nestled amidst the serene landscapes of Fuefuki, Beautiful Japanese Garden Kagetsu offers an enchanting retreat where elegance meets tranquility. This upscale ryokan envelops you in the soothing embrace of nature, inviting couples, wellness seekers, and cultural explorers alike to escape into a world of timeless beauty and luxurious comfort.

Romantic Hideaway - Indulge in intimate moments as you stroll hand-in-hand through the expansive gardens, where koi fish glide lazily through crystal-clear ponds, creating the perfect backdrop for romantic reflection.

Culinary Delights - Savor the exquisite flavors of traditional Japanese cuisine, from sumptuous multi-course dinners featuring Kuroge beef prepared on lava stone to delightful breakfasts served with soft-boiled eggs and homemade natto, all enjoyed with panoramic views of the serene garden.

Wellness Sanctuary - Immerse yourself in rejuvenation at the natural hot spring baths, where the gentle sound of water cascades over smooth stones creates a harmonious symphony, offering both indoor serenity and an outdoor setting that feels like a secret paradise.

Guest Experiences - As you wander through the hotel's lush garden, the intoxicating scent of blooming cherry blossoms dances in the air, while the tranquility is only interrupted by the faint rustle of leaves. Guests have reveled in the surprising intimacy of their private onsen, where even the gentle splash of koi asking for food becomes a charming invitation to relax.

Nestled on the serene shores of Lake Kawaguchi, surrounded by the majestic silhouette of Mount Fuji, Fuji Lake Hotel is an oasis of tranquility and luxury. Here, the gentle lapping of the water merges with the soft rustle of leaves, creating a symphony that sets the stage for romantic getaways and rejuvenating retreats alike.

Breathtaking Views - Each room offers a stunning panorama, where floor-to-ceiling windows frame the mesmerizing dance of sunlight on the lake or the awe-inspiring presence of Fuji-san, inviting guests to lose themselves in nature’s artistry.

Culinary Delights - Indulge in exquisite buffet meals that celebrate seasonal ingredients; each bite transports your palate through a delightful fusion of Japanese kaiseki flavors and Western culinary traditions, all served against the backdrop of breathtaking lake views.

Private Onsen Experience - Step into your own sanctuary with selected rooms featuring private open-air baths, allowing you to soak in warm, mineral-rich waters while taking in unparalleled views of iconic landscapes—a moment where time seems to stand still.

Guest Experiences - One guest recounted the joy of sipping steaming green tea while wrapped in a traditional yukata, mesmerized by the golden hues of sunset spilling across the lake, as the sweet scent of fresh pastries wafted from the nearby bakery, managed by the hotel’s talented French chef.

Nestled amidst the serene beauty of Karuizawa's lush forests, the Karuizawa Prince Hotel East offers a refined sanctuary for those seeking both adventure and relaxation. Just a stone's throw from the vibrant energy of the shopping plaza and ski slopes, this upscale retreat combines modern luxury with the tranquil charm of traditional Japanese hospitality, ensuring every moment is imbued with elegance and warmth.

Total Relaxation - Indulge in rejuvenating experiences at the hotel's onsen, where natural thermal waters envelop you in soothing warmth, complemented by breathtaking views of snow-capped mountains or verdant greenery. The gentle sound of water mingling with soft whispers of the surrounding forest creates an atmosphere of pure tranquility.

Romantic Break - Whether cozied up in one of the charming cottages or expansive Western-style rooms, couples can enjoy uninterrupted privacy and romance, enhanced by the enchanting scenery that transforms with each season. Imagine mornings spent sipping coffee while gazing at misty mountain vistas and evenings of starlit strolls through picturesque landscapes.

Active Holiday - With ski-to-door access, a dedicated ski school, and opportunities for tennis and cycling, your days can be as action-packed or leisurely as you choose. The crisp mountain air invigorates your senses, inviting you to explore both the adrenaline-fueled slopes and the tranquil trails that meander through the idyllic countryside.

Guest Experiences - Guests have found joy in the little details—like the delightful aroma of freshly brewed coffee wafting through the lobby in the morning, and the cozy comfort of well-appointed rooms that feel like a home away from home. One family particularly cherished their memorable outing to the nearby snowplay area, where laughter echoed as they built snowmen, all while their room offered a perfect view of their winter playland.

Nestled in the serene embrace of Minakami, Shojuen offers an exquisite retreat where traditional Japanese hospitality meets modern luxury. As you step into this enchanting ryokan, the air is infused with the gentle scent of cedar and the unmistakable warmth of onsen waters, inviting you to unwind in a world that feels both timeless and intimate.

Total relaxation - Indulge in the soothing embrace of geothermal hot springs, where steam drifts gracefully through the air, and the sound of bubbling water provides a tranquil soundtrack to your rejuvenation. With serene private onsens and expansive public baths, every moment here is designed for pure bliss.

Romantic Break - The romantic allure of Shojuen is palpable, from candlelit corners to secluded garden nooks. Couples can indulge in a delightful sukiyaki dinner pre-ordered to perfection, followed by starlit soaks in a private onsen, making each evening a cherished memory.

Spa breaks - Immerse yourself in holistic wellness experiences tailored for the discerning traveler. The ryokan's spa facilities, complete with calming aesthetics and expert therapists, promise a sanctuary for the senses, allowing you to recharge amidst stunning natural beauty.

Guest Experiences - One guest recounted the unexpected charm of the manager’s fluent English, which made their stay feel effortless. After a long soak in the aromatic public baths, they delighted in the aroma of sizzling sukiyaki wafting through the air, setting the stage for a truly memorable dining experience.

Nestled in the serene embrace of Minakami's majestic mountains, Minakamisansou offers an idyllic escape for couples and wellness enthusiasts alike. With its blend of contemporary luxury and traditional ryokan charm, each moment here is steeped in tranquility and romance, inviting you to unwind in nature's soothing lap.

Romantic Hideaway - Every room captures breathtaking mountain views, while private onsens whisper promises of intimacy and relaxation, making it the perfect sanctuary for honeymooners seeking seclusion and connection.

Culinary Delights - Savor expertly crafted Asian breakfasts featuring fresh local ingredients that delight the palate and awaken the senses, transforming each meal into a memorable affair amidst the backdrop of stunning vistas.

Spa & Relaxation - Indulge in rejuvenating hot spring baths, where mineral-rich waters flow from the earth, enriching your stay with holistic wellness that revitalizes both body and spirit in this geothermal haven.

Guest Experiences - As you step into your room, the gentle aroma of tatami mats fills the air, setting the stage for a cozy evening; guests have relished moments spent gazing through expansive windows at the vivid hues of dusk painting the mountain skyline.