Besides the bassical slash combos and jumping, also you can buy the scrolls at the store to use more skills. They might make your adventure more smooth.
Hack - Quickly press → → or ← ← . This skill can be combined with slash combos, also it can be use to avoid enemies' attack.
Moonride - in mid-air Quickly press → → or ← ←. Mid-air version of "Hack", a fast way to move around in the stage.
Ninjutsu- Earth - Press while slashing to perform special Ninjutsu.
Strike the enemies around Kagemaru to the air.
Not only a attack but also a good way to get rid of surrounding enemies.
Ninjutsu- Sky - Press while slashing in mid-air to perform special Ninjutsu.
Strike the surrounding enemies.
It can be the end of the mid-air slashs or a way to strike the enemies on the floor.