Japanese

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For pronunciation and definitions of おさ – see the following entries.
2
[noun] [from 720] chief, head, leader
[proper noun] a place name
[proper noun] a surname
H
[noun] (weaving) reed
(This term, おさ (osa), is the hiragana spelling of the above terms.)
For a list of all kanji read as おさ, see Category:Japanese kanji read as おさ.)