I don't understand armpits as a fetish, but I suppose I shouldn't be one to throw shade at an unconventional kink. Hopefully this translation improves your enjoyment of this work.

Also I couldn't tell you a single thing about Idolmaster Cinderella Girls. Hopefully names and whatnot are correct. If not, blame Google.

Please support the original artists:

https://www.dlsite.com/maniax/work/=/product_id/RJ322351.html

This was good but... I wish there was more to it, both the training and her enjoying it.

Base +9, gorlov +6