I feel like I'm the only one who read their works on myreadingmanga so I see y'all pure so...

You are not alone... I also read them at myreadingmanga
Kiss x kiss x kiss is my favorite from Bubunhanten and it's NOT uploaded here...
https://myreadingmanga.info/bubun-hanten-zeroshiki-kiss-x-kiss-x-kiss-haikyu-dj-eng/

I think the side story Complain is THE CUTEST CRAP EVER but my favorite work of hers is Canon of Lies cuz I apparently like to suffer