Manhwa

Assorted Wildness
For smol, cute and fluffy ukes, it's pretty rare because most are really lewd (╥﹏╥) All I can think of is Haebomie < 3

btw, Assorted Wildness is mafia-themed. forgot to add

Wait!!! For smol cinnamon rolls, here's some of my favorites! Sad news is that it's shounen-ai ｡:ﾟ(;´∩`;)ﾟ:｡

http://www.mangago.zone/read-manga/sasaki_to_miyano/
http://www.mangago.zone/read-manga/awairo_emaki/

MAFIA
http://www.mangago.zone/read-manga/you_re_my_loveprize_in_viewfinder/
http://www.mangago.zone/read-manga/dispar_4u/
http://www.mangago.zone/read-manga/yondaime_ooyamato_tatsuyuki/
http://www.mangago.zone/read-manga/mitsumei/
http://www.mangago.zone/read-manga/saezuru_tori_wa_habatakanai/
http://www.mangago.zone/read-manga/burns/
http://www.mangago.zone/read-manga/madman_combo/
http://www.mangago.zone/read-manga/seduction_against_seduction/
http://www.mangago.zone/read-manga/gangsta/ (not yaoi)
http://www.mangago.zone/read-manga/gray_lujun_kazekaoru/
http://www.mangago.zone/read-manga/totally_captivated_dj_mr_sangchuls_diary/
http://www.mangago.zone/read-manga/circle_trap/
http://www.mangago.zone/read-manga/legs_which_cannot_walk/?ov8I
http://www.mangago.zone/read-manga/kobi_no_kyoujin/
http://www.mangago.zone/read-manga/cover_up/
http://www.mangago.zone/read-manga/trap_city/ (MUST READ).

This exactly what your looking for
http://www.mangago.zone/read-manga/usagi_otoko_tora_otoko/

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