cat + gamer volume 8 by Wataru Nadatani

Office worker Riko Kozakura lives to play video games, but her life changes forever when she adopts a kitten! Soon, she has two playful cats and takes lessons from video games to help raise them.

Riko Kozakura has been level grinding as a pet owner for a while now, and has learned many new skills. Life continues in the Kozakura household with two cats and one videogaming-obsessed human in this finale to the popular manga series! “Leveling up” in skills, surprises, and adventures, Riko discovers how to adjust her apartment and daily habits for two cats! -goodreads