Description:

Tarou Sakamoto was the ultimate assassin, feared by villains and admired by hitmen. But one day...he fell in love! Retirement, marriage, fatherhood and then... Sakamoto gained weight! The chubby guy who runs the neighborhood store is actually a former legendary hitman! Can he protect his family from danger? Get ready to experience a new kind of action comedy series! (Source: MANGA Plus)

Description:

One night, a strange object falls on the head of Nitta, a member of the yakuza. Inside the box is a strange young girl named Hina. She has tremendous supernatural powers, and Nitta finds himself reluctantly taking her in. Her powers can come in handy for his yakuza business, but he also runs the risk of her using them on him! Not to mention, if she doesn't use her powers, she will eventually go berserk and destroy everything around her. Nitta and Hina's strange life together is just beginning... (Source: MangaHelpers)

Description:

A fabled genius at killing resides somewhere hidden in Osaka. Taught since childhood to obey the orders of his boss, he is ordered to live in Osaka as a normal person for one year in order for the boss to lay low. (Source: Mangadex)

Description:

Sakurai-san looks like a yankee, but gives people he passes one point advice. Those who meet him for the first time are often scared by his frightening appearance but through the advice, they learn of how kind hearted he can be. Slowly, Sakurai's circle of people begin to grow. (Source: Square Enix, translated) Note: Toorigakari ni One Point Advice shiteiku Type no Yankee is as a web comic released on the author's Twitter account on June 9, 2018. Official serialization began in Gangan pixiv on February 16, 2019. Note 2: Chapter count includes 22 extra chapters