Ohkajhu Siam Square Soi 2

Shopping · Pathum Wan

226 Siam Square Soi 2, Pathum Wan, Bangkok 10330

Rated 4.5/5 from 1872 reviews.

Data checked on 23 May 2026.

Order the herbal drinks alongside whatever main you choose: they anchor the brand's identity and deliver noticeably more complexity than the standard sweetened options at neighboring spots. The organic sourcing shows up most clearly in the freshness of salads and soups. Worth visiting for a full meal rather than a quick stop, and the BTS Siam connection makes the timing easy to manage.

Ohkajhu built its following by treating Thai cuisine as an opportunity to foreground fresh, organic ingredients at a price point that keeps the food accessible to students and daily regulars, not just the weekend crowd willing to spend on a wellness concept.

The Siam Square Soi 2 branch occupies one of the brand's most prominent positions, set inside the dense grid of Bangkok's most famous shopping district. The interior leans into a garden aesthetic, using plants and natural textures to soften what could otherwise be a high-turnover dining room. The result is a space that feels calmer than the soi outside.

The menu covers the range of Thai staples: rice and noodle dishes, curries, stir-fries, and salads. The kitchen's distinguishing approach is sourcing, with organic produce steering the ingredient quality and a dedicated section of herbal and botanical drinks rounding out the experience.

Lead with the herbal drink menu before deciding on food. Options change with the season and tend to feature ingredients like butterfly pea flower, roselle, and fresh-pressed tropical fruits in combinations that avoid the sickly sweetness common elsewhere. They pair well with the lighter savory dishes.

For mains, the Thai salads and clear soups tend to show the organic produce most clearly. Heavier dishes, the curries and fried rice, are reliable and well-executed, though the ingredient quality is more apparent in preparations where vegetables carry the dish rather than support it.

The location on Siam Square Soi 2 places Ohkajhu within a short walk of BTS Siam station, making it straightforward to reach from anywhere on the BTS network. The surrounding sois are packed with smaller eateries, cafes, and independent shops that have defined Siam Square as a youth-culture zone for decades. Chulalongkorn University is just south, and the steady student population explains the branch's consistent traffic through lunch and into the early evening.