During the ruckus as the Kaginoji house, Nasa and Tsukasa pledge their love to each other at a church. After Nasa reports to Kaname that he has finally proposed, she points that he still doesn't have a ring. Although he doesn't take much notice at first, Nasa gradually becomes more self-consciousness about the role of a ring in newlywed life.
An engagement ring is the gift that's given 
to the wife-to-be during the proposal.
.خاتم الخطوبة هو هديّة تقدّم للزوجة أثناء عرض الزواج
Den Verlobungsring schenkt man
seiner Verlobten beim Heiratsantrag.
El de compromiso es el que le regalas
a tu novia al proponerle matrimonio
El de compromiso es el que le regalas
a tu novia al proponerle matrimonio
Une bague de fiançailles,
Un anello di fidanzamento viene dato
 alla promessa sposa durante la proposta.
Um anel de compromisso
é um presente dado à noiva
Помолвочные дарят женщине, будущей
невесте, когда делают ей предложение.