Public baths are hot right now! Branding through Japanese Sento

As the weather grows colder, how is everyone feeling?
On my days off, I often visit public baths to refresh myself from the fatigue of everyday work.
When you think of a sento, what kind of image comes to mind?
Many people may imagine public baths as old and not particularly clean, or feel that if they are going to bathe, their home bathroom is enough.
However, in recent years, there has been a growing number of highly attractive public baths filled with young visitors.
Why have they become so popular? Let’s take a closer look at the secret behind their appeal.

Located in the youth-centric district of Shibuya, :contentReference[oaicite:1]{index=1} is one of the public baths that has become especially popular among younger generations.
Personally, I was surprised to discover that there was a sento in Shibuya at all, but in fact, it is a long-established bathhouse with more than 100 years of history. In December 2018, it underwent a complete renovation and was reborn with a stylish new appearance.
With indirect lighting, carbonated baths popular among women, and saunas filled with relaxing jazz music and the scent of wood, the space completely overturns the conventional idea of paying just 470 yen for a bath. Instead, it offers the refined atmosphere of a luxury hotel spa.

Saunas — often attached to public bath facilities — have also become a frequently discussed topic lately. Do you enjoy saunas?
Many people may say they dislike them because they are too hot, but if you visit a sento, I highly recommend giving one a try.
When the body is exposed to high temperatures in a sauna, blood circulation improves, which can help relieve stiff shoulders. Sweating also helps expel fatigue-related substances from the body, reducing overall tiredness.
In addition, moving from the hot sauna room into a cold bath stimulates the autonomic nervous system and activates its functions, helping restore mental and physical balance while boosting energy levels.
In this way, saunas have attracted growing attention as a means of relieving stress and promoting healthier lifestyles for people living in today’s stress-filled society.
Last summer, a television drama themed around saunas was even aired, and the expression “totonou” — referring to the deeply refreshed state achieved by repeatedly alternating between the sauna and cold bath — became widely recognized.

As public baths and saunas quietly continue gaining attention, many facilities are also introducing creative initiatives to ensure the movement does not end as a temporary boom.
For example, :contentReference[oaicite:2]{index=2} hosted an event called “Yuwakashi Ichi” last November, featuring various bathhouse-themed goods. The sento itself was rented out for the event, transforming spaces such as the bathing area and changing rooms into shopping areas filled with merchandise. Workshops were also held where visitors could create their own sacoche bags using actual noren curtains once used in bathhouses. Kairyo-yu’s original towels and T-shirts were also available. In recent years, more and more sento have been creating original merchandise and cultivating loyal fans through branding efforts.
Have you also heard of the website Sauna Ikitai?
The site allows users to search for sauna facilities across Japan using a wide range of filters, including area, sauna temperature, and cold bath temperature, making it easy to find the perfect sauna experience.
The brand also sells merchandise such as T-shirts, hats, and stickers. Wearing these items allows people to express their love for saunas, making visits to sento even more enjoyable.

Through branding strategies aimed at younger generations, public baths in recent years have evolved into something more than simply places to bathe.
Why not try searching for a local sento after work or on your next day off?
You may just discover your new favorite spot.
Refresh both mind and body at a sento or sauna, get yourself perfectly “totonou,” and boost your performance at work.