Word風通かざとおしkazatooshiMeaningventilationPart of speechnounPronunciationCourseHardcore JapaneseLessonLesson 59Usages of kazatooshi浴室よくしつ の 窓まど を 開あける と、 風通かぜとおし が よく なります。yokushitsu no mado o akeru to, kazetooshi ga yoku narimasu.If you open the bathroom window, the ventilation becomes better.