Isekai Onsen Paradise, Episode 1 Raw

Meitou “Isekai no Yu” Kaitaku-ki: Arafou Onsen Mania no Tensei Saki wa, Nonbiri Onsen Tengoku Deshita / 名湯『異世界の湯』開拓記 ~アラフォー温泉マニアの転生先は, のんびり温泉天国でした~

#1. 狐少女と温泉の作法 | Kitsune Shoujo to Onsen no Sahou | Fox Girl and Hot Spring Etiquette

Yoshizo Yukawa, a hot spring hunter, arrived in another world with Mayudama, the princess who was sent by Inari-sama, the goddess of rice harvesting.
When he smells the scent of sulfur spring water, he rushes toward the scent without paying attention to the mysterious world.