After you accept a membership request of a user for a group, an undo button is shown. When you click that, “request undone” is shown. I think “user removed” would better reflect what happened.
「いいね！」 5
After you accept a membership request of a user for a group, an undo button is shown. When you click that, “request undone” is shown. I think “user removed” would better reflect what happened.