Seiryaku Kekkon shita Reijou desu ga Angai Shiawase ni Narimashita! Anthology Comic

Five novels from "Shosetsuka ni Narou" (Let's Become Novelists) have been adapted into manga, featuring young ladies who are destined to find happiness in politically arranged marriages! They might be a surprisingly better option than romance! (Source: Bushiroad, translated)