This is sadly a oneshot but I thought it was kinda cute https://myreadingmanga.info/kishi-torajirou-somaru-engsds/
Oh boy you'll love this one :))))
http://www.mangago.me/read-manga/nii_chan_harada/
How about you try here in mymangalist(my favorites) http://www.mangago.me/home/mangalist/177374/ ??? Or you can search Cj Michalski. There's a lot of other shotacon manga by the author.
But Nii-chan )Harada is smut right? what i want is FuwaFuwa Romansu ~
HAHAHAHA!
Its sarcastic, i didnt really mean you'll like nii-chan by harada lol.
Ok, Can someone recommend me a Shotacon Manga? (Of course YAOI) HAHAHA! I want the One That it's not all about SXX but a fluffy romance, DO you think there is a manga like that?