noun
private printing; privately printed book; private edition
Refers to a book or publication produced by a private individual or organization, not by a commercial publisher or government. Often used in bibliographic contexts.
この詩集は私版として少部数だけ印刷された。
This poetry collection was printed in a small number of copies as a private edition.
noun
non-government publication
Specifically contrasts with 官版 (government publication). Used in historical or archival contexts to describe publications not issued by an official authority.
See also: 官版
江戸時代の私版には、幕府の検閲を受けていないものもある。
Some privately published books from the Edo period were not subject to shogunate censorship.