noun which may take the genitive case particle 'no', noun or participle which takes 'suru', transitive verb
favorite; habitually used
Describes something one uses regularly and is fond of. Often used in the pattern 愛用の + noun or 愛用する.
これは私が愛用している万年筆です。
This is the fountain pen I use regularly and love.
彼女の愛用の
Her favorite bag is already worn out.