Wow. Talk about presence of mind. Note to self and all. there is some space between the rails and the train, specifically a 1.06m x 30cm space. Read all about it:

http://mdn.mainichi.jp/mdnnews/national/news/20100216p2a00m0na010000c.html?inb=rs&utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+mdn%2Fall+%28Mainichi+Daily+News+-+All+Stories%29

And he tells his story today:

http://mdn.mainichi.jp/mdnnews/national/news/20100217p2a00m0na015000c.html?inb=rs&utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+mdn%2Fall+%28Mainichi+Daily+News+-+All+Stories%29