End-to-end encryption and privacy controls.
Message and call for free* around the world.
Group conversations made simple.
Say it with stickers, voice, GIFs and more.
Reach your customers from anywhere.
児童虐待の実態と予防 7割を目指す講義NO.15 児童と家庭の支援と児童・家庭福祉制度 社会福祉士国家試験対策 http://hiroshi39jp.php.xdomain.jp/?p=410265