Teine Onsen Honoka is a 24-hour natural hot-spring spa resort in Teine-ku with six bedrock baths, including the only 'sea of clouds' bedrock room in Hokkaido. Men have a 91 °C far-infrared dry sauna and a herbal steam salt sauna; women have a 90 °C dry sauna, a steam salt sauna and a 75 °C binchotan sauna that a 2025 notice says is paused. Cold baths are 15–16 °C and a resident heat-wave master runs scheduled löyly. Baths open 6:00–2:00.