how to get jutsus

heres how it gose u have to do some missions to obtain jutsus u want or your sensei can give them to u tell me the jutsu
example
buyer]can i have front loutis
me]yes u have to have 3 d-rank missions done

miaaion points d-ranks givr u 1 point

c rank give u 2

b rank gives u 3 a rank gives u 5
a rank gives u 8

s rank gives u 10
world trial gives u 20