Tales of Wedding Rings (manga)

Tales of Wedding Rings (結婚指輪物語, Kekkon Yubiwa Monogatari) is a Japanese manga series written and illustrated by Maybe.

Plot
A high school girl becomes a newly-wed in another world. When Sato's childhood friend Hime suddenly said good-bye, he chased after her and found himself in a fantasy world!! There Sato married Hime and became the legendary hero, the Ring King!!

Chapters not yet in tankōbon format

 * Chapter 52
 * Chapter 53
 * Chapter 54