Gae-tan! Today's word is "done"

Gae-tan! Today's word is "done"
 An English vocabulary book for games that you can learn by looking at them, or "Gae-tan!" for short. Today's word is "done". The meaning is complete. It is sometimes used as a "done button" when you finish some kind of mission, or when you are done customizing....

The linked article is in Japanese.