Name of the song Itao sing to his wife ?

Hello everyone, is there someone know the song from episode #861 , it’s about Itao and his wife wedding reception and Itao sing to his wife a song (which I really want to know) while Itao playing piano.
Thanks in advance. :)

i think i found it
コブクロ 永遠にともに
Kobukuro - together forever
[url:24oc4ra9]https://www.youtube.com/watch?v=5jGLF4cTmr8[/url:24oc4ra9]

Thank you very much n3gra :rofl: