This one is really good http://www.mangago.zone/read-manga/kusuriya_no_hitorigoto/
This one too http://www.mangago.zone/read-manga/basara/
Thankx
well I hate to recommend a story that we will not know if it will ever continue since it's currently caught up in a law suit between its author and the chinese company the author quit (still hoping).....The is Song of the Long March or ChangGeXing (chinese title).
oops here is the link, mangago has it under its japanese translated title Choukakou http://www.mangago.zone/read-manga/chouka_kou/
Please someone recommend some manga with the same historical age gap genre manga like this one
Im dying this is so goooooood