Kizoku kara Shomin ni Natta node, Konyaku wo Kaishou saremashita!  

貴族から庶民になったので、婚約を解消されました！, When I Became a Commoner, They Broke Off Our Engagement!, Kizoku Kara Shomin ni Nattanode, Konyaku o Kaishou sa Remashita!, Since I Became a Commoner, My Engagement Was Annulled!

Two infants from distinct backgrounds were exchanged by magical beings. As a member of the aristocracy, 13-year-old Anna grew up and eventually became an adult. Despite not resembling her family physically, she constantly felt anxious due to her inadequate mastery of magic. One day, a fairy materialized before her eyes...

Kizoku kara Shomin ni Natta node, Konyaku wo Kaishou saremashita! has been published in English as When I Became a Commoner, They Broke Off Our Engagement! by Yen Press since November 21, 2023.