Not sure what you're talking about, but I directly through about Canis and Itoshi no Nekokke, even though you seem to have already read them. So maybe those one?
http://www.mangago.me/read-manga/hate_mate/
http://www.mangago.me/read-manga/eunsuk_jung_gu/
http://www.mangago.me/read-manga/digitalis/
http://www.mangago.me/read-manga/beware_of_demons/
http://www.mangago.me/read-manga/heaven_official_s_blessing/
http://www.mangago.me/read-manga/restless/
http://www.mangago.me/read-manga/young_good_boyfriend/
http://www.mangago.me/read-manga/chen_sheng/
And more generally Harada's ones?
It's always nice to see fellow artists on this website !
I'm guessing you want BL mangas with a bigger focus on the story rather than the relationship / romance between the characters ?
Here are some I didn't find in your list, hopefully that's what you're looking for :
http://www.mangago.me/read-manga/standby_kiss_ore_no_senzoku_secret_xx/
http://www.mangago.me/read-manga/itsuka_koi_ni_naru_made/ & the sequel http://www.mangago.me/read-manga/kazoku_ni_narouyo/
http://www.mangago.me/read-manga/silent_color/
http://www.mangago.me/read-manga/gin_no_kajitsu/
http://www.mangago.me/read-manga/no_6/
http://www.mangago.me/read-manga/dolls_code/ (really subtle hints in this one but a great read imo !)
http://www.mangago.me/read-manga/see_you_later_mermaid/
http://www.mangago.me/read-manga/ake_nure_goyou_ni_furu_yuki_wa/
http://www.mangago.me/read-manga/wild_fangs/
http://www.mangago.me/read-manga/moritat/
http://www.mangago.me/read-manga/dekoboko_sugar_days/
http://www.mangago.me/read-manga/let_dai/ (this one's a hit or miss; but one of my favourites)
This is a weird way of asking for recs, but do you know any BL's that would suit this list?? I dont have a good word to describe it. So, if you see the mangas for yourself, you might get an idea of what im looking for. Thank you! Uwu
http://www.mangago.me/home/mangalist/429483/