Regarding the differences and divergence between Ryōi Shintō-ryū (良移心当流) and Jigō Tenshin-ryū (自剛天真流), it seems that this was actually quite minor. It should also be appreciated the last part of the Ryōi Shintō-ryū - Menkyo Kaiden (免許皆伝) level is called "Jigo Nami Tenshin" (自剛並天真 - self hardening together with heavens truth) and thus even the […]