R ). ▁The ▁system ▁compr ises ▁ 1 2 ▁standing ▁forms , ▁ 8 ▁of ▁which ▁are ▁for ▁the ▁ ▁long s word ▁( O d achi ) ▁and ▁ 4 ▁with ▁the ▁short ▁sword ▁( k od achi ). ▁ ▁History ▁The ▁core ▁of ▁the ▁Sh into ▁Mus o ▁Ry u ▁system ▁has ▁two ▁elements , ▁the ▁jo j ut su ▁training ▁forms ▁and ▁the ▁twelve ▁k en j ut su ▁training ▁forms . ▁The ▁origin ▁of ▁these ▁k en j ut su ▁forms ▁are ▁not ▁clear ▁other ▁than ▁it ▁was ▁a ▁part ▁of ▁SM R ▁from ▁the ▁beginning ▁of ▁the ▁tradition , ▁unlike ▁the ▁assim il ated ▁arts ▁of ▁U ch ida - ry u , ▁I kk aku - ry u , ▁I tt ats u - ry u ▁and ▁Is sh in - ry u . ▁Before ▁creating ▁the ▁SM R , ▁the ▁founder , ▁Mus o ▁G onn os u ke , ▁had ▁extensive ▁training ▁and ▁experience ▁in ▁other ▁mart ial ▁arts . ▁He ▁received ▁a ▁Men ky o ▁Ka iden , ▁a ▁license ▁of ▁complete ▁transmission , ▁in ▁the ▁T ens hin ▁Sh oden ▁K atori ▁Sh into ▁Ry u ▁tradition ▁and ▁he ▁was ▁said ▁to ▁have ▁master ed ▁secret ▁techniques ▁derived ▁from ▁the ▁K ash ima ▁line age ▁of ▁mart ial ▁arts ▁tradition . ▁ ▁Up ▁until ▁the ▁mid - 1 9 th ▁century ▁there ▁seems ▁to ▁have ▁been ▁no ▁known ▁name ▁for ▁the ▁tradition , ▁it ▁simply ▁being ▁referred ▁to ▁as ▁" 8 ▁long s