In Bangkok’s dining scene, there’s not necessarily a close correlation between queues and desirability. Still Yokoi Udon (39 Boulevard, Sukhumvit Soi 39, 02-160-0104), despite its location in a tucked away new development between Sois 31 and 39, sees quite a long line during mealtimes. The secret might be their signature homemade udon, but stay tuned for the Open Door.