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

Gae-tan! Today's word is "interact"
 An English vocabulary book for games that you can learn by looking at them, or "Gae-tan!" for short. Today's word is "interact". The meaning is "interaction, exchange". If you just look at the meaning of the word, it sounds like a lot, but it's a word that indicates an action such as opening a door, pressing a switch, opening an inventory, or talking to an NPC....

The linked article is in Japanese.