Insight

Reference

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Supporting source

Thailand Hot-Spring, Geothermal and Onsen Market Size

USD 0.6-1.1B by 2027 (vs USD 0.14-0.24B 2024)

As of2024-2027 forecast·Sources4·Supporting

Insight derivation triangulating TAT Wellness Tourism Strategy 2025-2027 investment commitments, IMARC Thailand wellness-tourism baseline, Onsen Earth and Lasamut launch disclosures, and Japanese JV pipeline (Hoshino, Yunohana, Otsuka) places Thai hot-spring, geothermal and onsen-format wellness revenue at USD 0.6-1.1B by 2027, against a USD 0.14-0.24B 2024 base. The base case midpoint USD 0.85B implies a 4-5x revenue step in three years. Bottom-up build: urban onsen 32 percent, destination ryokan-resort 24 percent, hotel-amenity rooftop onsen 18 percent, sauna-spa and jjimjilbang 14 percent, public hot-spring parks 8 percent, functional mineral-water and skincare CPG 4 percent.

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Figure in context

Insight derivation triangulating TAT Wellness Tourism Strategy 2025-2027 investment commitments, IMARC Thailand wellness-tourism baseline, Onsen Earth and Lasamut launch disclosures, and Japanese JV pipeline (Hoshino, Yunohana, Otsuka) places Thai hot-spring, geothermal and onsen-format wellness revenue at USD 0.6-1.1B by 2027, against a USD 0.14-0.24B 2024 base. The base case midpoint USD 0.85B implies a 4-5x revenue step in three years. Bottom-up build: urban onsen 32 percent, destination ryokan-resort 24 percent, hotel-amenity rooftop onsen 18 percent, sauna-spa and jjimjilbang 14 percent, public hot-spring parks 8 percent, functional mineral-water and skincare CPG 4 percent.

Insight derivation triangulating TAT Wellness Tourism Strategy 2025-2027 investment commitments, IMARC Thailand wellness-tourism baseline, Onsen Earth and Lasamut launch disclosures, and Japanese JV pipeline (Hoshino, Yunohana, Otsuka) places Thai hot-spring, geothermal and onsen-format wellness revenue at USD 0.6-1.1B by 2027, against a USD 0.14-0.24B 2024 base. The base case midpoint USD 0.85B implies a 4-5x revenue step in three years. Bottom-up build: urban onsen 32 percent, destination ryokan-resort 24 percent, hotel-amenity rooftop onsen 18 percent, sauna-spa and jjimjilbang 14 percent, public hot-spring parks 8 percent, functional mineral-water and skincare CPG 4 percent.

Time scope

2024-2027 forecast

Source basis

Supporting source

Interpretation notes

What this tells you

Insight derivation triangulating TAT Wellness Tourism Strategy 2025-2027 investment commitments, IMARC Thailand wellness-tourism baseline, Onsen Earth and Lasamut launch disclosures, and Japanese JV pipeline (Hoshino, Yunohana, Otsuka) places Thai hot-spring, geothermal and onsen-format wellness revenue at USD 0.6-1.1B by 2027, against a USD 0.14-0.24B 2024 base. The base case midpoint USD 0.85B implies a 4-5x revenue step in three years. Bottom-up build: urban onsen 32 percent, destination ryokan-resort 24 percent, hotel-amenity rooftop onsen 18 percent, sauna-spa and jjimjilbang 14 percent, public hot-spring parks 8 percent, functional mineral-water and skincare CPG 4 percent.

What not to do with it

Use the linked report for interpretation and keep basis differences explicit.

Related figures

Adjacent numbers that add context without drowning the value.

2026 baseline catalogue
110+ documented sites, ~30 high-temperature geothermal

Thailand Documented Hot-Spring Sites (TAT Catalogue, 2026)

TAT Hot Springs Catalogue 2025, DMR Geothermal Resources of Thailand 2024

2024-2027 facility pipeline
18-32 dedicated facilities targeted by end-2027

Dedicated Onsen and Hot-Spring Wellness Facility Pipeline through 2027

Onsen Earth, Lasamut, Hoshino Resorts MOU, Yunohana JV, Spa Land, MINT 56-1, Banyan Tree press release

2025-2027 commitment window
USD 80-150M committed envelope

TAT Wellness Tourism Strategy 2025-2027 State Co-Investment

TAT Wellness Tourism Strategy 2025-2027, BOI A4 Targeted Industries Guide

FY2025-FY2027 steady-state
THB 1,200-2,200 ticket, 28-38% EBITDA, 26-44 month payback

Bangkok Urban Onsen Bathhouse Unit Economics

Onsen Earth launch coverage, Lasamut Onsen Bangkok flagship, Lasamut Bath Mineral product line

2025-2027 inbound projection
1.05M (2025) projected 1.3-1.5M by 2027

Japanese Inbound Visitors to Thailand: Structural Onsen Demand Anchor

TAT 2025 Year-End Tourism Statistics, Japan Onsen Association SE Asia export research, LTR visa criteria

2026 activation target
15-25 year leases, ~4-7% water royalty, Q3 2026 target activation

MoNRE Royal Forest Department Hot-Spring Lease Reform: 15-25 Year Concessions

MoNRE Royal Forest Department Hot-Spring Concession Framework, Chiang Mai Onsen Resort lease activation press

Report context

Thailand Hot Spring Onsen & Geothermal Wellness 2027 Market Intelligence

Thailand has more than 110 documented hot-spring sites across the northern volcanic belt (Mae Kachan, Doi Pha Hom Pok, Pong Dued, Wang Tan), the Andaman belt (Ranong Raksawarin), Kanchanaburi (Hin Dat) and Krabi (Pong Nam Daeng), yet commercialised wellness revenue sits at only USD 0.14-0.24B in 2024. The 2027 thesis: a stack of catalysts (Onsen Earth, Lasamut, Chiang Mai Onsen Resort, Pranburi, Ranong builds; Hoshino, Yunohana, Otsuka, Spa Land JVs; Six Senses, Anantara, Banyan Tree amenity layering; MoNRE Royal Forest lease reform; TAT Wellness Strategy USD 80-150M co-investment) lifts the segment to USD 0.6-1.1B with Japanese-Korean JV operators and premium-hospitality bundlers capturing 65 percent of the credentialed share.

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Atlas actors in this figure's reports

Profiles covered in the report that cite this number.

Six Senses Yao Noi

Luxury eco-resort on Koh Yao Noi island (Phang Nga Bay) operated by Six Senses Hotels Resorts Spas (IHG subsidiary); private-villa format with Phang Nga Bay views.

Thailand Hot-Spring, Geothermal and Onsen Market Size · Insight