sauna and cold plunge · Jalan Yap Kwan Seng, Kuala Lumpur, Malaysia
Billion Onsen & Aesthetics
Spa not a bathhouse: here the bath is part of another programme
A 24-hour onsen floor near KLCC: bathing, sauna and steam kept open all night beside massage and aesthetics, the format Kuala Lumpur uses instead of a public bathhouse.
The full record, with the available operating, price and research data, is free for Bathhouse subscribers.
Venue information
- Address
- 1st Floor, 33 Jalan Yap Kwan Seng, Kampung Baru, 50450 Kuala Lumpur
- Neighbourhood
- Jalan Yap Kwan Seng
- City
- Kuala Lumpur, Malaysia
- Status
- Open
- Access
- Drop-in, Day pass
Features
- Type
- Day spa
- Heat
- Onsen / hot springsFinnish saunaSteam room
- Cold
- Cold plunge
- Setting
- Urban
- Access
- Drop-inDay pass
- Social model
- Gender separated
- Amenities
- Treatments and massageRestaurant / bar
How it works
Published: open 24 hours on the first floor near KLCC, with onsen bathing, a sauna room, steam, massage and aesthetic treatments.
Drop-in, with treatments booked on top.
Frequently asked questions
Where is Billion Onsen & Aesthetics?
Billion Onsen & Aesthetics is at 1st Floor, 33 Jalan Yap Kwan Seng, Kampung Baru, 50450 Kuala Lumpur, in Kuala Lumpur, Malaysia.
What does Billion Onsen & Aesthetics have?
The published features include onsen / hot springs, finnish sauna, steam room, cold plunge, treatments and massage and restaurant / bar.
How does access to Billion Onsen & Aesthetics work?
The published access models include drop-in and day pass. Check the current schedule and conditions on the official site before visiting.
Is Billion Onsen & Aesthetics open?
The status recorded by Bathhouse is: Open. The research was updated on 2026-09-01; confirm recent changes with the operator directly.
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The map lines this space belongs to, each with an index of its own.
About this research
Desk research updated on 2026-09-01; anything the operator has not published stays open. Bathhouse separates what the operator publishes from what was measured on a visit, and leaves unverified fields empty.