The onsen at Kallang is Yunomori Onsen & Spa, on level 2 of Kallang Wave Mall. An adult day pass costs S$49.05, GST included, and there is no time limit once you are in. It opens daily from 10am to 10pm.
That makes it the simple case in Singapore's bathhouse market. One price, one entry, stay as long as you like until closing. The massage menu is where the bill grows.
Prices and opening hours
| Detail | What Yunomori lists |
|---|---|
| Adult day pass | S$49.05 |
| Child day pass, 3 to 15 years | S$38.15 |
| Senior day pass, 65 and above | S$38.15 |
| Hours | 10am to 10pm, daily |
| Address | Kallang Wave Mall, #02-17/18, 1 Stadium Place, Singapore 397628 |
| Phone | 6386 4126 or 6385 7985 |
All prices include 9% GST, and come from Yunomori's own price list, checked on 5 October 2026. The odd-looking figures are round numbers plus tax: S$45 becomes S$49.05, and S$35 becomes S$38.15. The price list shows no weekend surcharge.
The nearest station is Stadium on the Circle Line. Kallang Wave Mall is part of the Singapore Sports Hub, so check the events calendar. A concert night at the National Stadium changes the crowd, the traffic and the parking.
What the day pass covers
Yunomori's FAQ is short and clear on this. The day pass gives you the onsen facilities and the resting lounge, and there is no time restriction on how you use them.
The venue page for the Singapore Sports Hub describes 11 pools across six bath types, with separate pool areas for men and women, plus a sauna, a steam bath, a cafe and a lounge. It names three of the bath types:
- a soda bath, with water enriched with carbon dioxide
- a silk bath, which uses micro-bubbles
- a cold bath, set at 17 to 19°C
That description dates from 2018, so treat the pool count as a guide and not a promise. The health claims attached to each bath are the operator's marketing. We have left them out, because warm water does not need help from a brochure.
One point for anyone training for something: the cold bath here is cool, not icy. At 17 to 19°C it is milder than the 8 to 15°C plunge that G.Spa lists, for example. If cold exposure is the reason for your visit, our roundup of the best recovery clubs in Singapore covers venues built for it.
The massage menu
Yunomori pairs the Japanese baths with Thai massage. These are the listed prices, GST included.
| Treatment | Length | Price |
|---|---|---|
| Head and shoulder massage | 30 minutes | S$52.32 |
| Foot massage | 60 minutes | S$90.47 |
| Thai massage | 60 minutes | S$112.27 |
| Thai massage | 90 minutes | S$159.14 |
| Onsen plus Thai massage package | 90 minutes | S$202.74 |
| Onsen plus aroma oil massage package | 90 minutes | S$213.64 |
Check the package sums before you click. A day pass at S$49.05 plus a 90-minute Thai massage at S$159.14 comes to S$208.19, so the package saves S$5.45. It is a small discount, not a reason to book a massage you did not want.
Yunomori recommends reservations for massages. Walk-in day passes are one thing, but a therapist at 7pm on a Saturday is another.
The rule most people miss
Your choice of massage decides whether you can go back into the baths.
According to the FAQ, guests who have a Thai massage or a head and shoulder massage may return to the onsen afterwards. Guests who have an aromatherapy massage, a foot massage or a hot compress may not.
So plan the order. If you book an oil massage, do all your soaking first and make the massage the last thing you do. If you want to drift between the baths and the lounge all afternoon, pick the Thai massage.
Rules for children
The minimum age is 3. Children must stay with a parent of the same gender and must be supervised at all times. In practice a father cannot take a young daughter into the men's side, and a mother cannot take a son into the women's side, so one-parent visits with a child of the other gender do not work.
Etiquette, and what we could not verify
Two things are missing from Yunomori's published FAQ and price list.
The first is a tattoo policy. Many onsen in Japan restrict tattoos. Yunomori's Singapore FAQ does not address the question. The branch's own Facebook page does: in a post titled "Onsen 101", it says it encourages all guests to enjoy the onsen in a respectful, inclusive environment, "with or without tattoos". That post is several years old, so phone 6386 4126 if you want it confirmed before you pay.
The second is what the Singapore branch provides for modesty. The Yunomori group's etiquette guide is clear on the main rule: swimsuits are not permitted in the baths. It says some of its Thai branches hand out disposable underwear or bath shorts, and it does not say what Kallang does. If that matters to you, ask the front desk before you pay.
The same guide sets three more rules. Wash your body well before you get into any bath. Tie up long hair so it stays out of the water. Leave your phone in the locker, because phones, cameras and other devices are not allowed in the changing or bathing areas.
Is it worth S$49.05?
It depends on how long you stay. For a 45-minute dip, it is an expensive bath. For a four-hour afternoon of hot water, cold water, steam and a nap in the lounge, it costs about S$12 an hour and compares well with most things you can do in a mall.
As recovery, be realistic. Heat and cold feel good and may help you relax after hard training. The evidence for more than that is thinner than the marketing suggests, and our review of sauna versus cold plunge sets out what the studies show. If you have an injury and not just tired legs, a soak will not fix it. Our list of sports massage and physiotherapy clinics in Singapore is the better starting point.
Anyone who is pregnant, or who has a heart condition or blood pressure problems, should ask a doctor before using hot baths, saunas or cold plunges.
Frequently asked questions
How much is the onsen at Kallang?
A Yunomori day pass is S$49.05 for adults and S$38.15 for children aged 3 to 15 and seniors aged 65 and above. Prices include GST.
What time does Yunomori Onsen open?
10am to 10pm daily, according to its website.
Is there a time limit?
No. Yunomori's FAQ says there is no time restriction on using the onsen facilities with a day pass.
Can I go back into the baths after a massage?
Yes after a Thai massage or a head and shoulder massage. No after an aromatherapy massage, a foot massage or a hot compress.
Can children go?
Yes, from age 3. They must stay with a parent of the same gender and be supervised at all times.
Sources
- Yunomori Onsen & Spa Singapore, yunomorisg.com
- Price list, yunomorisg.com
- FAQs, yunomorisg.com
- Soak So Shiok, thekallang.com.sg
- Onsen etiquette: Yunomori's onsen manners, yunomorionsen.com
- Onsen 101: are people with tattoos allowed in Yunomori Onsen?, facebook.com
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