Kawayu Onsen

A Geothermal River Runs Through It: Exploring Kawayu Onsen


Kawayu Onsen, also known as the hot water river, is a unique and mesmerizing destination located in Hongu-cho, Tanabe-shi, Wakayama-ken. This area is renowned for its geothermal activity, with thermal water bubbling up from the river bed, creating a natural hot water bathing experience. Surrounded by lush green mountain slopes and a cluster of hostels and inns, Kawayu Onsen offers a perfect setting for relaxation and rejuvenation. In this article, we will delve into the various attractions and activities that make Kawayu Onsen a must-visit destination for nature lovers and enthusiasts of hot springs.

How to Get There

Getting to Kawayu Onsen is convenient and hassle-free. From Hongu-taisha-mae, a 10-minute bus ride will take you to this enchanting area. It serves as an ideal spot for relaxation after visiting the grand shrine and Oyunohara, a nearby sacred ground. The serene ambiance and natural beauty of Kawayu Onsen provide a tranquil escape from the bustling city life.

Senninburo River Bath: A Winter Delight

One of the highlights of visiting Kawayu Onsen is the Senninburo River Bath. This exclusive bathing area is set up during the cold winter months, from December to February, and can accommodate up to a thousand bathers. The Senninburo River Bath offers a unique and unforgettable experience, as visitors can soak in the thermal waters while surrounded by the picturesque winter scenery. It is a perfect opportunity for nature lovers to immerse themselves in the soothing hot springs and enjoy the therapeutic benefits they offer. Please note that swimsuits are required to maintain hygiene and ensure a comfortable bathing experience for everyone.

Excellent Place for Relaxation

Even outside the winter months, Kawayu Onsen remains an excellent destination for relaxation. Some accommodations in the area offer the option to rent shovels, allowing visitors to dig their own bathing spot. This DIY approach adds an element of adventure and customization to the experience. For those who prefer a ready-made option, there are pre-dug baths available as well. Whether you choose to create your own bathing spot or indulge in a pre-dug bath, the hot springs of Kawayu Onsen promise a rejuvenating and refreshing experience.

Keywords: Relaxation, Hot Springs (Onsen)

Kawayu Onsen is synonymous with relaxation and hot springs. The therapeutic properties of the thermal waters attract visitors from far and wide, seeking respite from the stresses of daily life. The serene surroundings, coupled with the healing powers of the hot springs, create the perfect atmosphere for relaxation and rejuvenation. Whether you are looking to unwind and destress or simply enjoy a tranquil soak in the hot waters, Kawayu Onsen offers an idyllic escape.

Recommended for You

In addition to the enchanting Kawayu Onsen, there are other attractions in the vicinity that are worth exploring. Here are two highly recommended destinations:

1. Yunomine Onsen: Located nearby, Yunomine Onsen is another hot spring destination that should not be missed. It is a UNESCO World Heritage site and one of the oldest hot springs in japan. The historic atmosphere, coupled with the healing properties of the thermal waters, offers a unique and memorable bathing experience.

2. Oyunohara: For history enthusiasts, Oyunohara is a significant site that holds great cultural and religious importance. It is the gateway to the Kumano Hongu Taisha Shrine, one of the three Grand Shrines of Kumano. The vast open space and ancient trees create a serene and spiritual atmosphere, making it a must-visit destination for those interested in Japanese history and culture.


Kawayu Onsen, with its geothermal river and natural hot springs, is a hidden gem in Wakayama-ken. The combination of breathtaking scenery, therapeutic waters, and a serene ambiance makes it an ideal destination for relaxation and rejuvenation. Whether you choose to visit during the winter months and soak in the Senninburo River Bath or explore the area during other times of the year, Kawayu Onsen promises an unforgettable experience. So, pack your swimsuit and embark on a journey to this tranquil oasis, where nature’s healing powers await you.

Address And Maps Location:

Hongu-cho, Tanabe-shi, Wakayama-ken

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