判子はんこ 判子 Common word JLPT N2 Wanikani level 21 Play audio LinksSentence search for 判子Sentence search for はんこSentence search for ハンコKanji details for 判 and 子Edit in JMdict Noun1. seal (used in lieu of a signature); stamp; chopUsually written using kana alone, See also 印鑑Other formsハンコNotes判子: Ateji (phonetic) reading. Discussions Log in to talk about this word.