Koi wa Nanairo Shichihenge!?
Despite Completed icon, the manga is still ongoing, there are more untranslated chapters. Raws: http://yaoi18.com/koi-wa-nanairo-shichihenge/
Sayonara Game (minaduki Yuu)
Sequel: http://www.mangago.me/read-manga/change_world/
Wild Darling
Seme waiting for 2 years just to get answer for his proposal, (and quasi dating without sex) is definition of devoted.
Kodoku Na Taka Wa Hitokoishikute
Sasaki to Miyano
BLCD: https://vimeo.com/251921282 (More available search on google.) Read till ch 42.8 Spin-off (Friend's story) http://www.mangago.me/read-manga/hirano_to_kagiura/
Hirano to Kagiura
Read till v.3, ch.15.5 Spin-off (Friend's story) http://www.mangago.me/read-manga/sasaki_to_miyano/
Chuuken Kunshu