Hi,   I am looking for an "approved" jishin mei by RJT smith SEKI MITSUNOBU.   On Dr STEIN's oshigata page, there are 3 different mei  (attached pics) wich leads me to think some are nakirishi mei, or maybe he just changed his mei style?   I would guess jishin mei are more likely found on his earlier blades. I only saw blades dated 1944 so maybe he just worked one year?   If you have oshigata or own a gendaito by this smith, it would be great to share a cl