Oinochi Choudai! - Vol. 1 Ch. 2 - Clumsy girl and the Dragon Palace

[MangaDex]

 

[Bjornthegrillhanded]

Cute

 

[Chizan]

Wanna bet the Shogun himself posted the request?

 

[Rod8]

Wanna bet the Shogun himself posted the request?

The manga seems to follow a takeshi castle gag, so most likely it's just like you said

 

[pir0zhki]

100% he's the one posting the requests.