you don't want to reset your ninja exam until the very end of day because you will gain power throught day and maybe you are going to be able to go pass mission you could not before, you are supposed to upgrade gear if you're level 51 all of your gear is supposed to be level 51 or you are wasting power, save coupons for refining, you need a lot of coupons for that as you get initial speed from refinement and also ranked is supposed to be done in the night for all 50 matches you need about hour so make sure to start ranking about 8 pm server time so you fini* until 9 when rewards are sent.

you don't want to reset your ninja exam until the very end of day because you will gain power throught day and maybe you are going to be able to go pass mission you could not before, you are supposed to upgrade gear if you're level 51 all of your gear is supposed to be level 51 or you are wasting power, save coupons for refining, you need a lot of coupons for that as you get initial speed from refinement and also ranked is supposed to be done in the night for all 50 matches you need about hour so make sure to start ranking about 8 pm server time so you fini* until 9 when rewards are sent.