Isekai de Kekkon Soudansho Hajimemashita

Miyori Sotono is so obsessed with dating simulation games that she's lost all interest in her own love life. Instead, she puts her passion to use as a blunt but talented advisor at a matchmaking agency. Despite her sharp tongue, she's deeply dedicated to helping others find happiness and get married. One day, Miyori heroically saves a newly engaged client from being hit by a car—only to be struck herself. Thinking that she's been killed, she wakes up in a different world where marriage and values are completely different from those of modern society! With no special powers to rely on, Miyori decides to open a matchmaking agency to survive; but the clients who come to her have all sorts of problems... (Source: Coolmic)