The Greatest Evil in the Ninja World

After absorbing the soul from another world, Takuya possesses the power of curses and photographic memory. Curse spells can gain evil energy by cursing others. The energy of evil thoughts can be used to improve physical fitness, chakra... In the ninja world, Takuya has many identities. Famous cartoonist, top director, the boss behind the scenes in the ninja world, the founder of the auxiliary ninja world, a great benefactor in the ninja world, etc. But there is only one he admits to, the great evil man in the ninja world! (Single heroine, Ino)