Oban Sauna Shinjuku, located at 2-28-3 Kabukicho, Shinjuku City, Tokyo, is one of Japan’s long-standing gay saunas. Within walking distance from Seibu-Shinjuku and Shinjuku Stations, it features large baths, steam rooms, lounges, and private spaces in a traditional Japanese bathhouse style. The clientele is mainly local and middle-aged, offering a calm and modest atmosphere. The venue is clean, provides towels and toiletries, but does not offer free phone charging.