ReiMiri

ReiMiri is the family ship between Rei Suwa and Miri Unasaka from the Buddy Daddies fandom.

Canon
Buddy Daddies focus on Rei and Kazuki raising Miri under one roof unlike Kazuki Rei is very much quiet and a stoic type being a hard cold assassin causing him to be a very different kind of father to Miri.

Miri and Rei have very different personality Miri is very upbeat and cares a lot about Kazuki and Rei she seems to happy all the time very much matching the energy of Kazuki meanwhile Rei is very much the opposite of the both of them he is quiet and stoic as he often talks about how Miri should stand up for herself.

Fanon
ReiMiri is one the most popular family ships alongside KazuMiri and Kurusu Family due to the found family trope many people compare them to Spy x Family for this ship Miri is compared to Anya while Rei is compared to Yor Miri and Rei dynamic is very much similar to the Mother and Daughter duo due to Yor and Rei both wanting the best for their daughters and also for them to also stand up for themself.

ReiMiri is one of the most written family ships in the Buddy Daddies fandom with KazuMiri ReiMiri is a little more popular than KazuMiri due to the dynamic between Rei and Miri being their personalities and appearance mixing well. As well this with their mixing of characters they also have a strong dynamic together for a daughter and father.