Book (Practical) Society "Rules for Parents and Children" to Save Children from Truly Scary "Mobile Phone Dependence" Examples of Latest Mobile Phone Troubles and Solutions
※Please note that product information is not in full comprehensive meaning because of the machine translation.
Japanese title: 単行本(実用) 社会 本当に怖い「ケータイ依存」から我が子を救う「親と子のルール」 最新ケータイトラブルの実例と解決策