エンペラーテトラじ字FuriganaMeanings1nounemperor tetraA species of freshwater fish (Nematobrycon palmeri) popular in aquariums. The name is a direct loan from English.エンペラーテトラは南なん米べい原げん産さんの熱ねっ帯たい魚ぎょです。The emperor tetra is a tropical fish native to South America.水すい槽そうにエンペラーテトラを数すう匹ひき入いれました。I put a few emperor tetras in the aquarium.