B-Core Yomogi Mushi

This Azabujuban store, produced by medical fitness specialist Erika Yamaguchi, focuses on female hygiene, providing mugwort steam baths and lava stone hot baths. The steam baths take place in small wooden rooms that are heated up to 45 degrees Celsius with a humidity level of 75 percent, while the steam is infused with a natural remedy of organic mugwort. During your stay, you can also learn more about herbal packs for looking after your skin, how to practice meditation, mindfulness and more. A trial session costs just ¥2,750 per person.