National Diet Library in Japan Memento, 1 year 222 days after

https://warp.da.ndl.go.jp/collections/info:ndljp/pid/2617010/www.nsc.go.jp/mext_speedi/index.html

11 Aug 2011 15:00:00 GMT  [ +1 year 222 days from requested date ]

Archive-It Memento, 1 year 347 days after

http://wayback.archive-it.org/all/20111214075326/http://www.nsc.go.jp/mext_speedi/index.html

14 Dec 2011 07:53:26 GMT  [ +1 year 347 days from requested date ]

archive.is Memento, 2 years 253 days after

http://archive.md/20120910042917/http://www.nsc.go.jp/mext_speedi/index.html

10 Sep 2012 04:29:17 GMT  [ +2 years 253 days from requested date ]