Vocabulary What does 穀類 (こくるい, kokurui) mean? 穀類 (こくるい, kokurui) means grains. Quick factsReadingこくるいRomajikokuruiPart of speechnoun, no-adjective 穀類こくるいkokuruigrains1noun · no-adjective grainsKanji in this word穀grain, cereal類kind, category; type