Isekai Onsen ni Tensei shita Ore no Kounou ga Tondemosugiru異世界温泉に転生した俺の効能がとんでもすぎる; I was Reincarnated as a Hot Spring in an Alternate World, and I'm Way Too Effective; 이세계 온천으로 전생한 내 효능이 너무 쩐다; J'ai été réincarné en source chaude dans un autre monde, et je suis bien trop efficace

High school student Atami Kusatsu on his way to a rural onsen, meets with a tragic accident along the way and dies, but he's reincarnated as an onsen in a fantasy universe. In this world, the liquefied Atami turns out to have remarkable physical and magical healing properties, and he soon finds himself being regularly visited by beautiful elven adventurer Laticia, large-breasted priestess Kumu, and petite village chieftess Chichiku.