Le Du's name comes from the Thai word for season, and the restaurant has spent thirteen years turning that premise into an argument for local produce. Thitid Tassanakajohn opened the Bangkok restaurant in 2013 after training abroad, then used modern technique and a tasting-menu format to redirect attention toward Thai fishermen, farmers, herbs, fruit and preserved flavours. The current four- and six-course routes remain recognisably Thai in their acid, heat, smoke and savoury depth, even when their construction belongs to contemporary fine dining. The wider consequence is clear: ingredients once treated as ordinary or inferior to imports now carry the prestige, and Le Du helped make that confidence commercially and professionally viable.