Responses
Love Shuttle maybe(?) The main uke is pretty buff boi and he kinda tsundere. He fights with the seme a lot. It's pretty cute and but the fluff and ecchi are good.
There's also at the end of the road, I almost forgot..
http://www.mangago.zone/read-manga/geu_kkeute_issneun_geos/?Q8o8
Need a strong bara uke that gives u scary vibe but if its with the seme it ill give u tsundere vibes
(Ex: megumi & tsugumi)