Vocabulary What does 鯨 (くじら, kujira) mean? 鯨 (くじら, kujira) means whale (Cetacea spp.). Quick factsReadingくじらRomajikujiraPart of speechnoun 鯨くじらkujirawhale (Cetacea spp.)1noun whale (Cetacea spp.)Kanji in this word鯨whale