Chainsaw Man, Vol. 12 by Tatsuki Fujimoto

Broke young man + chainsaw demon = Chainsaw Man! Denji was a small-time devil hunter just trying to survive in a harsh world. After being killed on a job, he is revived by his pet devil Pochita and becomes something new and dangerous—Chainsaw Man! Meet awkward high school student Asa Mitaka. She may have trouble getting along with her fellow students and the class pet devil chicken, but Asa has something special going for her. And it may lead her right to Chainsaw Man!