[a](Music) My Happy Marriage EP by Riria.

Release Date: October 21st 2026
Catalog Number: TFCC-89821

■Product Details
A special edition for anime series "My Happy Marriage"! A compilation EP featuring Riria. and My Happy Marriage.

With the series having over 10 million copies sold, the My Happy Marriage Anime Series is getting a special premiere in 2026.
To celebrate the special premiere, My Happy Marriage EP has been announced, featuring Riria., who provided the opening theme songs for both seasons consecutively.
This album includes a total of 6 tracks, including "Anata no Soba ni." and "Shiawase no Yakusoku.", along with a full recording of "Anata no Soba ni. (Miyo Saimori (CV: Reina Ueda ver.)) for the first time!
Embracing the series' popularity and history, this EP is a must-buy for fans!

(Content)
Includes a total of 6 tracks.