Yoku Asonda O Niichan Wa Jitsuwa Onna No Kodatta - Ch. 3

[MangaDex]

 

[jagfanbb]

The person that wrote this is probably the same age as the shota.

 

[EmWeed]

Is this one of those mangas where she grows into a giantess and later fights Godzilla/alien monsters?
Every chapter she gets bigger

 

[favine]

She got 4 toes

 

[deunuts]

She got 4 toes

Mr Feetfinder over here