ヒル

ひる
noun
leech
animal-general
1. leech (blood-sucking worm)
A blood-sucking aquatic or terrestrial worm. In Japan, mountain leeches (ヤマビル) are commonly encountered during hiking in forested, humid areas.
I was bitten by a leech in the mountains.
Please be careful, as there are many leeches during the rainy season.
Before the mountain climb, I prepared a salt water spray as a countermeasure against leeches.

Usually written in katakana as ヒル when referring to the animal. The kanji (ひる) exists but is rarely used in everyday writing. Mountain leeches (山蛭(やまびる)/ヤマビル) are a well-known hazard for hikers in Japan, particularly in warm, humid months.

Common collocations

Cultural note

In areas of Japan where ヤマビル are common, trailheads sometimes have salt shakers or repellent available. Salt is the traditional method for removing a leech.

Similar words

  • (ひる): leech (kanji form) — same word, less common spelling
  • ヤマビル: mountain leech — the specific species hikers encounter