This exclusive find in Tokyo boasts only two private rooms, perched above a mysterious bar that hides on the first floor of a contemporary concrete building. Boutique Sauna Arch overlooks the cobblestone streets of Kagurazaka in the heart of Japan's megalopolis.
Just as a pub is to the Irish, a salon to the Americans, and a tapas bar to the Spanish, an izakaya holds a special place in Japanese culture. It's a "sake shop" often adorned with vibrant red lanterns, where weary workers gather in the evening to unwind and socialize in a laid-back ambiance.