noun
subject of a painting; motif; theme
Refers to the depicted subject or motif of a painting or artwork.
この絵の画題は富士山です。
The subject of this painting is Mt. Fuji.
noun
title of a painting
Refers to the given title or name of a painting, as opposed to its subject matter.
展覧会のカタログには、各作品の画題が記載されている。
The exhibition catalog lists the title of each painting.