Kozure Omega to Boukun Yakuza
Complete | Nagano azumi | 2019 released
for a fated pair, the bond is very fickle. or at least it's not well portrayed—esp since it doesn't look mutual. that detail aside, it's wholesome in general.
Unmei no Tsugai ga Omae da Nante
Complete | Haruta | 2000 released
They do fit each other's personalities and the author balanced their love and hate for each other.
Oblivious Mr.B