See also: うし


Etymology 1Edit

Alternative spelling

From Old Japanese うぢ (udi, clan).[1][2] Found in the Man'yōshū completed some time after 759 C.E..[3]



うじ (uji (historical kana うぢ)

  1. (historical) a clan
  2. a family name, a surname
  3. one's house, birth, lineage


うじ (-uji (historical kana うぢ)

  1. (historical, honorific) a clan (added after the clan name as an honorific)

Etymology 2Edit

Alternative spellings

From Old Japanese.[2] Found in the Kojiki completed circa 712 C.E..



うじ or ウジ (uji

  1. (less common) larva, maggot
Usage notesEdit

As with many terms that name organisms, this term is often spelled in katakana, especially in biological contexts, as ウジ.

On its own, this term may appear more in technical contexts. In everyday parlance, the term うじむし (ujimushi) may be more common.

Derived termsEdit


  1. 1.0 1.1 1.2 2006, 大辞林 (Daijirin), Third Edition (in Japanese), Tōkyō: Sanseidō, →ISBN
  2. 2.0 2.1 1988, 国語大辞典(新装版) (Kokugo Dai Jiten, Revised Edition) (in Japanese), Tōkyō: Shogakukan
  3. ^ c. 759, Man'yōshū (book 20, poem 4465), text online here