Board Thread:Game Discussion/@comment-10999640-20131119031602/@comment-11482499-20131120072936

Iuselect - not sure if you were aware, but Mobage recently reset everyone's friends counter back down to 4. So if you had invited 15 friends previously and got knocked down to 4, you could invite another 10 friends to get back up to 15 again. So that's 25 total.