If you're looking for manga similar to Dragon Head, you might like these titles. All recommendations are made by Anime-Planet users like you!
One night, Hiroshi is bothered by incessant knocking coming from the hall outside his door. He sees a large, stringy-haired woman pounding on his neighbor's apartment door, though she leaves soon after. However, the next day the woman returns, and this time she seems to have her cold, frightening sights set on Hiroshi...
Two people who used to know each other in middle school – Jin, a university student and would-be TV anchorman; and Nanako, a gothic lolita who lives only for her favorite band – meet one day in Odaiba by chance. However, their unlikely reunion is shattered with the advent of a powerful earthquake that decimates Tokyo. Now, in order to survive, the two travel together through the ruins, death and carnage, encountering tragedy and hardships at every turn.