Information science Twenty One Ways to Protect Yourself from Smartphone Addiction "21st Century Opium"
※Please note that product information is not in full comprehensive meaning because of the machine translation.
922JPY
650JPY
0JPY
Reference
Share:
![share weibo](http://service.weibo.com/share/share.php?url=https://www.suruga-ya.com/en/product/BQ46105&title=Twenty One Ways to Protect Yourself from Smartphone Addiction "21st Century Opium"&pic=https://www.suruga-ya.com/themes/surugaya_global/images/products/no_photo.jpg "share weibo")