じゅうけいき 住警器 LinksSentence search for 住警器Sentence search for じゅうけいきKanji details for 住, 警 and 器Edit in JMdict Noun1. smoke detector; smoke alarmAbbreviation, See also 住宅用火災警報器 じゅうたくようかさいけいほうき Discussions Log in to talk about this word.