Alver x Cale (TCF)
Alhaitham x Kaveh (Genshin)
Diluc x Kaeya (Genshin)
Javier x Lloyd (GED)
Miura x Sengawa (Dendrobates)
Mika x Yuu (ONS)
Xanxus x Tsuna (Reborn)
Of course, also some actually Canon ones:
LWJ x WWX (MDZS)
Hua Cheng x Xie Lian (TGCF)
Megumi x Tsugumi (Megumi&Tsugumi)
Rong Tian x Feng Ming (FYJT)
Jay x Shin (Shutline)
