年末年始予約状況
[JR北海道]
https://www.jrhokkaido.co.jp/CM/Info/press/pdf/20181213_KO_2018nenmatu%20yoyaku.pdf
[JR東日本]
https://www.jreast.co.jp/press/2018/20181212.pdf
[JR東海]
https://jr-central.co.jp/news/release/_pdf/000039005.pdf
[JR西日本]
https://www.westjr.co.jp/press/article/2018/12/page_13517.html
[JR四国]
http://www.jr-shikoku.co.jp/03_news/press/2018%2012%2013.pdf
[JR九州]
http://www.jrkyushu.co.jp/news/__icsFiles/afieldfile/2018/12/13/181213-001JR.pdf
https://www.jrhokkaido.co.jp/CM/Info/press/pdf/20181213_KO_2018nenmatu%20yoyaku.pdf
[JR東日本]
https://www.jreast.co.jp/press/2018/20181212.pdf
[JR東海]
https://jr-central.co.jp/news/release/_pdf/000039005.pdf
[JR西日本]
https://www.westjr.co.jp/press/article/2018/12/page_13517.html
[JR四国]
http://www.jr-shikoku.co.jp/03_news/press/2018%2012%2013.pdf
[JR九州]
http://www.jrkyushu.co.jp/news/__icsFiles/afieldfile/2018/12/13/181213-001JR.pdf