Oishinbo - Vol. 19 Ch. 177 - The Importance of Mint

[MangaDex]

 

[Agoengss]

Google "Shuuchou no Musume" doesn't give result 😢

 

[Mugiwara325]

Google "Shuuchou no Musume" doesn't give result 😢

Ah, another one of those 'need to search in Japanese' things, I guess.
I'll provide two useful links. First, the song itself:

And next, the Japanese Wikipedia article regarding the song and its controversy:
JP Wiki article

 

[Agoengss]

Whoa
My brain autocorrect that song to the GuP version