せんもん 泉門 LinksSentence search for 泉門Sentence search for せんもんKanji details for 泉 and 門Edit in JMdict Noun1. soft spot (in the skull of an infant); fontanelle; fontanelNoun2. gates of Hades; entrance to the underworldSee also 黄泉 Discussions Log in to talk about this word.