凱がい風ふうがいふうじ字FuriganaMeanings1nounsoutherly windA classical, literary term for a wind blowing from the south, often with a gentle, warm connotation. Not used in everyday weather reports; modern Japanese would use 南風 (みなみかぜ/なんぷう).漢かん詩しに「凱がい風ふう」という言こと葉ばがよく出でてくる。The word 凱風 often appears in classical Chinese poetry.