If you are looking for the "raw" manga or official releases, it is important to use legitimate platforms to support the creator:
: Kotaro rescues a school beauty named Kana who has been bitten. Desperate not to die a virgin, she asks Kotaro to sleep with her, only to discover that his "treatment" causes her zombie bite to fade away. If you are looking for the "raw" manga
: The manga is serialized by Kodansha and can be found on the Yanmaga website. If you are looking for the "raw" manga