Cute, pleasant, profound... "Mansion" with cat manga and illustrations. (Source: Kodansha, translated)

What is this lovers' quarrel unfolding before my eyes? Nagane Tomoya is a new employee in the general affairs department of a trading company. He takes pride in his seemingly inconspicuous job, supporting all the employees behind the scenes. One day, disaster strikes when he accidentally breaks his important pair of glasses. Surprisingly, he finds he can still see perfectly well—but what he sees isn't quite real..? (Source: Libre, translated) *Note: Chapter count includes 2 extras.*

The Schneider Rally is a flying boat race that takes place over the vast ocean. Sakurako Maya, a girl fascinated by the sky, enrolls in Shin-Makuhari Girls' Academy with the sole desire to be involved with flying boats. There, she meets many friends, and with everyone's thoughts and feelings on her wings, she soars through the sky..!

"Shall we enjoy our wedding night now, Via?" Via is about to marry her beloved childhood friend, Lulu! However, the moment they exchange their vows and kiss, Lulu's true form is revealed. It turns out that he is none other than Vermelio, the last demon lord who ruled the Earth over 100 years ago and was sealed away! Via is devastated, thinking she was being used to break the seal, but what are Lulu's true feelings...? (Source: Manga Park, translated)