Another type of magic is to borrow the power of the spirits, Spirit magic.
Spirits huh... it sounds like something a person suffering from Chuunibyou would enjoy.
Because the magic’s effectiveness depends vastly on whether the spirits like the one who summoned them or not, it doesn’t seem to be very popular. Since spirits can’t be seen or touched, you have no choice but to wait for them to approach you. A method to increase intimacy with the spirits still hasn’t been figured out.