Sanctuary Priestess, Volume 1: I'll Live in Peace by Feigning Incompetence!

Misaki, born into the prestigious Kinhou family, is in training to become a priestess and follow her family's footsteps by devoting herself to protecting the country. However, her father and brother both label her as the shame of their family for being too clumsy. Little do they know, Misaki harbors a hidden power that allows her to control spirits through a hole in her hand. Despite her impressive, overwhelming ability, she hides the truth from the world, afraid that her family will covet her powers. Her life becomes entangled with the supernatural occurrences across the city and it is up to her to save everyone...while keeping her secret hidden!