en.wikipedia.org | 2015年6月4日 (木) 14:36 | (?) | 無期限ブロック 理由: concerns about sourcing, lack of edit summaries, and failure to communicate; see https://en.wikipedia.org/w/index.php?title=Wikipedia:Administrators%27_noticeboard/Incidents&oldid=1144035699#User_making_major_changes_to_rail_articles_without_discussion | 14,182 | extendedconfirmed |