There are 2 off the beaten path places near Hakone

Yunessun Spa Resort

Address: 1297 Ninotaira Hakone-machi Ashigarashimo-gun Kanagawa-ken, Hakone, 250-0407, Japan

Owakudani Black Eggs

Address: Sengokubara 1251, Hakone, 250-0631, Japan