Suggestions??

some maybe not right, cuz i lost it some point at what ur looking for lol
oishii otoko
aigan shounen
nirameba koi
suki dakedo
maniac ni aishite
oresama wo kurae
furimuku dake de anata tsumi na otoko
kichiku megane
harenchi no susume
haikyuu dj - kokoro control
kare no tokubetsu na kare
star na koi

How about checking..
XxGintamaxX's Possessive Lovers
http://www.mangago.zone/home/mangalist/3106/

http://www.mangago.zone/read-manga/totally_captivated/

http://www.mangago.zone/read-manga/kawaii_akuma/

http://www.mangago.zone/read-manga/akuma_wa_hohoemu/

http://www.mangago.zone/read-manga/okane_ga_nai/

maybe that can help you

katekyo? He's possessive...I mean not OMG scary possessive...but possessive...

this http://www.mangago.zone/read-manga/katekyo/ (yeah kaede possesive too). if you want read the akuma series here is in order:
«●●» Akuma Series :-
1 Kawaii Akuma
2 Itoshii Akuma - Sequel
3 Koishii Akuma - sequel 2
4 Akuma Wa Hohoemu (Side story - 2nd Bro)
5 Akuma ni Kiss wo (Side story - 1st Bro)
sorry if u think this to scary for you but not for me, i think it's full possessiveness and pretty Hilarous. ( i just want to help)