Zombie Sekai de Harem wo Tsukurou! is a Manga/Manhwa/Manhua in english language, Comedy series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.nl fastest updating comic site. The Summary is

The world is on the brink of collapse due to the zombie threat. Meanwhile, I’m living the most thrilling and tantalizing days of my life! A high school boy who loves shogi and gaming discovers a mysterious power he possesses for the first time in this zombie-infested world.