ひさぎ 楸 LinksSentence search for 楸Sentence search for ひさぎSentence search for 久木Sentence search for ヒサギKanji details for 楸Edit in JMdict Noun1. yellow catalpa (Catalpa ovata); Chinese catalpaArchaic, See also キササゲNoun2. Japanese mallotus (Mallotus japonicus)Archaic, See also 赤芽柏Other forms久木 【ひさぎ】、ヒサギ Discussions Log in to talk about this word.