Jinpachi Nezu Mushib is a member of the Ten Crucifix Insects.
Not much has revealed about Jinpachi history. After being defeated by Jinbei, it was mentioned that Jinpachi was disillusioned with the samurai from his era.
Jinpachi has shown to be incredibly powerful and has great speed.
Tsukishima Jinbei v/s Jinpachi Nezu Mushib