noun
hot bath; bath that is warmer than usual
Refers to a bath with water that is noticeably hot, often warmer than the typical temperature. Can imply a preference for a hotter soak.
今日は疲れたから、熱湯にゆっくり浸かりたい。
I'm tired today, so I want to soak in a hot bath for a while.
彼はいつも熱湯が好きで、ぬるいお風呂は嫌がる。
He always likes a hot bath and dislikes lukewarm ones.