http://jbpress.ismedia.jp/articles/-/49271

http://www.jiji.com/jc/article?k=2017030200223&g=soc

https://bengoshi-japan.com/interview/archives/588

http://headlines.yahoo.co.jp/hl?a=20170302-00000008-asahik-pol

http://www.tokyo-np.co.jp/article/column/ronsetu/CK2017030602000120.html