フウセンウナギ

noun

whiptail gulper; gulper eel (family Saccopharyngidae)

Deep-sea fish known for its huge mouth and expandable stomach. Typically written in katakana.

• 深しん海かいにはフウセンウナギという奇き妙みょうな魚さかながいる。

  In the deep sea, there is a strange fish called the whiptail gulper.