か 科 Common word JLPT N1 LinksSentence search for 科Sentence search for かKanji details for 科Edit in JMdict Noun, Noun, used as a suffix1. department (of a university or hospital)Noun, Noun, used as a suffix2. course (of study); branch of study; specializationNoun, Noun, used as a suffix3. familyBiology Discussions Log in to talk about this word.