There appears to be a local arcade in Japan with one clear rule: If you are caught playing smartphone games, you'll get kicked out. Spotted by Japanese Twitter user @komathi_eiki, the sign says that social networking titles and portable games are not permitted. Those who are discovered playing either of these will have to leave!
![Japanese Arcade Apparently Bans Smartphone Games](https://cdn-ak-scissors.b.st-hatena.com/image/square/70b2f15ae5676295cb24786834eec3e1bed5d262/height=288;version=1;width=512/https%3A%2F%2Fi.kinja-img.com%2Fimage%2Fupload%2Fc_fill%2Ch_200%2Cq_80%2Cw_200%2Fv4sckews2f3bzf0ztbkf.png)