Spa Resort Hawaiians (Hotel Hawaiians & official hotels)

Tohoku, Fukushima · Year-round
Multiple waterslides centered indoors, including Mauna Black (131 m long, 17.5 m drop), Kapuani Fall, and Raki River.
Indoor option
Indoor / all-weather facilities noted for this stay.
Year-round oriented
Facilities aimed at year-round use (confirm maintenance closures).
Outdoor spaces
Outdoor areas listed — check season and weather.

