Nekoka Danshi No Shitsukekata
Complete | sakyou aya,Sakyo Aya | 2000 released
Very slow pacing. Shounen-ai hints. Enjoyable
Haikei, Niisan-sama
Complete | TAGURA Tohru | 2010 released
It's resolved, kinda (?), but it's only shounen-ai.
Blue Sky Complex