Definitely not. Kobeni remains alive in the manga. The plot doesn't lead to her death. Maybe you confused her fate with another character.
No, Kobeni doesn't die in the Chainsaw Man manga.
Definitely not. The manga doesn't contain such a graphic or inappropriate content. It focuses more on the story and character development.
I'm not sure. You might have to read the manga yourself to find out for sure.
No, Levi doesn't die in the manga. His fate is different from what some might expect.
Kaeya doesn't die. The manga continues with him as an active and present character. His storyline progresses without such a fatal event.
No, Inosuke doesn't die in the manga. The story keeps him alive throughout.
No, she doesn't. The story doesn't have her dying.
Nami doesn't die. The manga keeps her as a significant and surviving character with ongoing plot developments and adventures.
Sure, Dio meets his end in the manga. His demise is a significant plot point and has a major impact on the story's development.
Bulma survives in the manga. Her presence is significant and she remains an integral part of the plot. The story doesn't have her dying.