
Nightlife & Clubs · Sukhumvit · ฿400–1,000
Set on Lang Suan Rd in Lumphini, KOUJI ALCHEMIST is a cocktail bar priced ฿400–1,000 with cocktails as its one listed feature for the address.
What reviewers say
Tucked within a Langsuan-area community mall, this speakeasy specializes in meticulously balanced, custom Japanese-inspired cocktails earning consistent praise for exceptional craftsmanship. The vintage train car aesthetic and intimate setting create an upscale-yet-casual atmosphere perfect for a quieter evening out. Friendly staff deliver attentive service within an environment refreshingly separated from Bangkok's typical bar-scene chaos.
- Meticulously balanced cocktails
- Unique Japanese-inspired speakeasy aesthetic
- Attentive friendly staff
Editorial summary by Best of Thailand, based on 5 Google Maps reviews as of September 2026.
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