Hotel Nikko San Francisco has a Glass-Enclosed Pool. Go for a refreshing dip in our renovated 15-meter swimming pool and whirlpool spa featuring an indoor deck area. The wind-shielded area also features an expansive dog run on our Pet Terrace. Our Pool and Health Club are open daily from 6am to 10pm with adult-only hours from 7am-9am and 5pm-7pm daily. Proof of COVID-19 Vaccination required for entry.