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Get to know the smartphone
What smartphone?	iOS and Android	What is SNS?	Advantages and disadvantages

Let's use a fun smartphone
Introduction	Study	Art	Life
Recreation

Note the smartphone trouble
Introduction	Health damage	Slander (bullying)	Junk E-Mail
Online shop	Scam	While smartphone	Malicious app

To elementary school students of everyone
Introduction	Be careful	Even in the game	Money important

To teenagers of everyone
Introduction	Be careful	Dependence	Cherish conversation

To parents of everyone
Introduction	Let's decide in parent and child	Filtering	Parents also learn it


Site Map	Site profile	Bibliography	E-mail