noun
stored item; item in one's collection
Refers to an object that is kept in storage or held as part of a collection, often with a nuance of safekeeping or curation. Not a general word for 'belongings'.
この蔵品は江戸時代のものです。
This stored item is from the Edo period.
美術館の蔵品を特別公開します。
The museum's collection items will be specially exhibited.
Compound of 蔵 (storehouse, to store) and 品 (item, article). The exact historical derivation is uncertain, but the meaning is transparent from its components.