I'd made my peace with it ending but AH somehow being U19'd is... uhm. I wish Inui all the best (and more), and I'll absolutely be waiting for their next work.
The problem is that it's happening far, far too late in the series for it to be anything but... just plain bad writing. I'm not at all wondering how things are going to turn out, I've seen enough interaction between Momo and Okarun pre-amnesia to know that they're going to end up together...
I'd say it's because Ouga is an extremely enjoyable protagonist. Beyond the action being competent, people outright just like to see him going balls-to-the-wall. Like yeah sure, "hype moments and aura" but that can only take you so far if readers just don't care about the characters, especially...
If you're considering stuff on M+/J+ to read I can definitely recommend Kurumizawa's Folly. Lovely art, really interesting plot/mystery and good characters + drama, imo. It's pretty fast-paced because I believe it's intended to be a shorter serialization but that kinda serves it well, tons of...