AHC: More Japanese-Brazilian Martial Arts

OTL: We've seen Brazilian Jiu-Jitsu develop which has skyrocketed to popularity and is considered one of the most useful and practical martial arts in the world.

Would it of been possible for more Brazilian variations of traditional Japanese martial arts to of been developed? Whether armed or unarmed?

AHC: Is, to alongiside Brazilian Jiu-Jitsu to also have something like "Brazilian Kenjutsu" or "Brazilian Naginatajutsu" to be developed sometime in the early to mid 20th century, to making them globally powerful and potentially overshadowing it's more traditional counterpart.
 
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