That's actually not really unique features for Line games. Many of puzzle games in social network enforces play count that recovers over time. Some way, I find

That's actually not really unique features for Line games. Many of puzzle games in social network enforces play count that recovers over time. Some way, I find a lot of FB games worse in this respect that a lot of games practically make spamming to play mandatory. (or you could pay yourself out of The requirement however...)