Onna Kishi Juku ni Nyuugaku Shitara, Otouto Skill de Mugen Amayakasare!?

also known as If I Enroll in the Female Knight Academy, I'll Be Endlessly Spoiled by My Little Brother Skills!? / 女騎士塾に入学したら、弟スキルで無限甘やかされ！？