http://www.metro.tokyo.jp/INET/OSHIRASE/2016/04/20q4s600.htm [4]
http://resemom.jp/article/2016/05/02/31231.html [5]
http://www.excite.co.jp/News/society_g/20160502/Resemom_31231.html?_p=2 [6]
Links
[1] http://www.si.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.si.re.kr%2Fnode%2F55500&t=%ED%95%99%EA%B5%90%EC%97%90%20%EC%84%A0%EC%88%98%C2%B7%EA%B0%90%EB%8F%85%20%ED%8C%8C%EA%B2%AC%ED%95%B4%20%E2%80%98%EC%98%AC%EB%A6%BC%ED%94%BD%20%EA%B5%90%EC%9C%A1%E2%80%99%20%28%EC%9D%BC%EB%B3%B8%20%EB%8F%84%EC%BF%84%E9%83%BD%29
[3] http://twitter.com/intent/tweet?url=http%3A%2F%2Fwww.si.re.kr%2Fnode%2F55500&text=%ED%95%99%EA%B5%90%EC%97%90%20%EC%84%A0%EC%88%98%C2%B7%EA%B0%90%EB%8F%85%20%ED%8C%8C%EA%B2%AC%ED%95%B4%20%E2%80%98%EC%98%AC%EB%A6%BC%ED%94%BD%20%EA%B5%90%EC%9C%A1%E2%80%99%20%28%EC%9D%BC%EB%B3%B8%20%EB%8F%84%EC%BF%84%E9%83%BD%29
[4] http://www.metro.tokyo.jp/INET/OSHIRASE/2016/04/20q4s600.htm
[5] http://resemom.jp/article/2016/05/02/31231.html
[6] http://www.excite.co.jp/News/society_g/20160502/Resemom_31231.html?_p=2
[7] http://www.si.re.kr/world_trends