Kuroneko Nyango no Bouken: Rare Zokusei wo Hikiateta node, Kimama na Boukensha wo Mezashimasu

A boy reincarnated in another world as a cat-man, the weakest race with no strength or stamina. Then he gains a cheat ability! However, the magic he obtained is a useless "empty attribute" magic that is ridiculed as worthless. However, the boy is happy to have acquired rare magic, and by using his ingenuity and training, he realizes the true power...