What’s the name of the manga on the last page?

Ff

sauce: "su" no tsuku kotoba de ittekure
eng title: please, say the word starting with "su"!!

Thank u !!!!!!

I couldn't find it can u pls give me the link? Plsss

here, but it's only in korean
https://myreadingmanga.info/takano-hitomi-su-no-tsuku-kotoba-de-itte-kure-kr/