Arina Bistro & Restaurant is a Western-style restaurant in Ari, Bangkok, serving German-style pork knuckle, truffle mushroom pizza, and ribeye steak. Wine, beer, and live music are also available. The restaurant has ample parking, but food can be slow to arrive and may require two or three reminders. One group order placed at 5 p.m. was not served until 8:30 p.m.