らっこ Also written ラッコ, 海獺, 猟虎, 海猟, 獺虎 Meanings Noun sea otter (Enhydra lutris) Example sentences ラッコは背泳ぎをしながら蛤を食べるのが大好きです。Sea otters love to eat clams while swimming on their backs. Jinuma: Japanese Dictionary · Word lists