http://reretlet.tumblr.com/post/157898240874

http://pc.watch.impress.co.jp/docs/news/1047550.html

http://sivamuramai.tumblr.com/post/157923788567

http://game.watch.impress.co.jp/docs/news/1047554.html

http://www.gizmodo.jp/2017/03/nintendo-switch-overseas-accessories.html

http://www.inside-games.jp/article/2017/03/03/105700.html

http://www.gamespark.jp/article/2017/03/03/71978.html

http://www.choke-point.com/?p=21258