A magical girl struggles to learn all the rules of her new role The Tale of a Grey-Area Magical Girl and Her Fairy!! manga.nicovideo.jp/comic/73429

With her flawless career and dignified looks, Nozomi Tachibana (30) is a career-oriented female CEO who everyone admires. One day, she angers the sexually harassing president of a client company, putting the company she runs in a difficult situation. Her only chance to turn things around is to appear on a matchmaking survival show! However, Nozomi is a virgin who has not had a romantic relationship in 30 years...!? (Source: Mangabox, translated)

"Apparently, a meteorite is going to hit soon, and the world is ending"... Are you serious!? Shino Wakatsuki, 29 years old. A typical office worker in her late twenties, on the verge of marrying a colleague. Or so she thought... The morning after drinking with her boss, she woke up to find herself "imprisoned" under the guise of "protection." The reason? The world is ending soon. (Source: Kadokawa, translated)