Tetsuko no Tabi

Based on a seinen manga by Kikuchi Naoe and Yokomi Hirohiko, serialised in IKKI.

The "story" is that a manga artist is asked by her boss to accompany him and a travel-writer on various train trips around Japan and draw a manga about it.

The kicker though, is that it's completely non-fiction —the creator really did go on all these trips, and the manga simply records what happened, with no embellishment. There's a little disclaimer at the front that says "This is non-fiction, so I apologize for the lack of drama," and indeed, it mostly is just about them riding trains from place to place, waiting on platforms, etc.

The "travel writer" turns out to be a super train-otaku who has vast knowled...