Fellow members, I am requesting your help with some questions in regards to the Ikkansai/Miyaguchi Kunimori signed blades.   I am currently doing some very informal research into Miyaguchi Ikkansai Toshihiro/Yasuhiro, especially his time at Okura Tanrenjo. As I understand it, the current thinking is that these Kunimori signed blades were made in bulk using western steel by a smith named Mitsukoshi Hiromasa and only signed Kunimori by Miyaguchi Ikkansai Toshihiro/Yasuhiro. I have found the foll