noun
open face; outline font
In computing, a font style where characters are drawn as outlines with a hollow interior, often used for emphasis or decorative purposes.
このソフトでは袋文字のタイトルを作成できます。
This software lets you create titles in an outline font.
Compound of 袋 (fukuro, 'bag') and 文字 (moji, 'character'), referring to the bag-like outline shape of the characters.