If you're looking for manga similar to Deathco, you might like these titles.
In the present, women have discovered that it's possible to cut off a man's dick with minimal complications: the removed dick can move around and function outside of the body for a period of time, and will regrow on the man's body after a period of weeks. Thus, business is booming for the creator of a urinal guillotine, and a few high school girls are eager to try them out. Each has their own reason for collecting their classmates' members, but one thing's for sure: they'll lovingly care for their adorable dicks!
A bold and bloody tale of quirky assassins, lost rights, and found family.
Born to the boss of a hitman agency, fourth grader Mark Maruoka spent his whole life being groomed into an elite assassin. But when his latest target turns out to be “the legendary assassin,” Mark starts to question his own role in this world of shadows...?!
A black comedy about a father and son who move into a new town where everything is just plain weird as they struggle to find work and get about their daily lives.
Nozawa Makoto, 77 years old. Lives alone. Favorite food: curry. Just your standard, slightly eccentric old woman. If not for the fact that she's being targeted by assassins. Everyday, she gives it back to them threefold.
How do you kill a target that can't die? Even worse, how can you possibly kill said target if they give you food, clothes and a hot shower? Will Miss Killer be able to kill the mafia boss Leonard Amaretto? On top of that... will she be willing to, even when the old man asks her to do so after receiving the kindness he dispenses her?