温

travertine

temperate forest

temperature coefficient

gentle and reticent

warm air heater

hot water tank

warm sake (formerly drunk on the 9th day of the 9th month of the lunar calendar to ward off illness)

pavilion housing the sacred mirror (in Heian Palace)

greenhouse gases; heat-trapping gases

balneology (study of therapeutic use of baths)

hot spring rights; right to make use of hot spring waters

hot spring organism; organisms (algae, amphibians, etc.) that thrive in hot water

Geology

solfataric clay

temperate climate with a rainy summer

fango; mud taken from a hot spring

Slang

doing things to keep oneself warm (e.g. drinking hot beverages, taking a bath)

hot spring water

to warm (up); to heat (up)

warm blood

Abbreviation; Law

Act on Promotion of Global Warming Countermeasures

Food, cooking

hot smoking

Medicine

heat urticaria; thermal urticaria

Abbreviation

extratropical cyclone

Colloquial

warm; mild; (pleasantly) hot