I always love reading a post that is chock filled with information from someone who clearly has passion to research and pour their knowledge into a nice writing, especially when I can tell that the subject is something dear and important to the author. Thank you for introducing me to kamishibai and rental manga. It is very interesting for me to know the origin of a great and popular works came to be :).    
                         
Congratulations on your curie, eaudebla, totally deserve it :D.