Yokoyama Yu-Land Tsurumi is a natural hot spring spa in Shimosueyoshi, Tsurumi ward, fed by water of about 40 °C from 1,500 m below the site, with a high-concentration carbonated spring. Its sauna is lined with ocher clay and germanium ore, and the cold bath is kept around 10 °C, one of the coldest in the Kantō region by the venue's account. Open 10:00–24:00 (last entry 23:00); entry with towels and house wear is ¥1,400 on weekdays and ¥1,500 at weekends.