Miyaou Tarou ga Neko wo Kau Nante

Taro Miyao is a renowned novelist and ardent admirer of Niccolò Machiavelli. Use whatever means necessary to achieve a goal…Taro has modeled his life after his beloved Renaissance philosopher. One day, he is struck by an epiphany: having a cat around would cure his stiff shoulders! Lo and behold, Taro becomes a proud cat owner but it’s not all kittens and rainbows… A warm and fluffy comedy about living with a cat by Sho Yamazaki, the creator of Excuse Me Dentist, It’s Touching Me!
(Source: Manga Plus)