Bride Of The Barrier Master (Manga) Vol 02

Hana has kept her recently emerged powers a secret from her condescending family. However, the new head of the clan, the beautiful and powerful Saku Ichinomiya, makes Hana into his bride to help strengthen the barrier of a pillar that protects Japan. Now, Hana's powers are being tested by Saku's family, and she's even met with harassment at school! Yen Press
(W) Kureha (A) Odayaka