Altered it a bit. Would rather this be used for Contract Summoning and their Contract specific Ninjutsu than just LBC, if I'm understanding right that the issue was the 2 in 1 nature.
(Go Rin no Sho: Kaze no Sho) The Book of Five Rings: The Book of Wind
Type: Tool
Rank: A
Range: N/A
Chakra: N/A...