hydro massage bath; bath with massaging jets
Refers to a bathtub or bath system equipped with water jets that provide a massaging effect. Common in home bath units and spa facilities.
The new house has a hydro massage bath.
I relieved the day's fatigue in the bath with massaging jets.
Compound of マッサージ (massage) and 湯 (hot water/bath). A straightforward modern coinage for a bath with massage functionality.