word ▁and ▁ 4 ▁short ▁sword ▁forms ". ▁The ▁tradition ▁came ▁to ▁be ▁known ▁as ▁Sh int ō - ry ū ▁k en j ut su ▁in ▁the ▁mid - 1 9 th ▁century ▁by ▁research ▁made ▁into ▁the ▁history ▁of ▁SM R ▁by ▁the ▁SM R - p ract ition er ▁U mez aki ▁Ch uk ichi . ▁ ▁The ▁discovery ▁of ▁the ▁name ▁" K as umi " ▁Sh int ō - ry ū ▁was ▁made ▁from ▁recent ▁research ▁by ▁the ▁SM R - p ract ition er ▁K amin oda ▁T sun em ori , ▁a ▁direct ▁student ▁of ▁Sh im iz u ▁Tak aj i ▁and ▁leader ▁of ▁the ▁N ih on ▁J od ok ai - group . ▁This ▁research ▁has ▁not ▁yet ▁been ▁verified ▁by ▁independent ▁sources , ▁but ▁the ▁Kas umi ▁design ation ▁has ▁been ▁used ▁within ▁K amin oda ' s ▁own ▁organization ▁to ▁label ▁the ▁ 1 2 ▁k en j ut su ▁forms . ▁The ▁name ▁Sh int ō - ry ū ▁and ▁Kas umi ▁Sh int ō - ry ū ▁is ▁used ▁inter change ably ▁among ▁the ▁various ▁SM R - J odo ▁organizations ▁and ▁no ▁cons ensus ▁has ▁been ▁made ▁on ▁which ▁name ▁is ▁to ▁be ▁used . ▁ ▁The ▁ 1 2 ▁forms ▁of ▁Kas umi ▁Sh int ō - ry ū ▁Ken j ut su ▁ ▁The ▁forms ▁as ▁given ▁in ▁Pascal ▁ ▁Krie ger ' s ▁book ▁J od ô ▁- ▁la ▁vo ie ▁du ▁b â ton