Indeed. The same person would not have been able to switch from a firearm to a blunt instrument very easily. Not if he were struggling.

There would be more blood... The timing could not have been very long. There must have been two people.

As for being the heir to the yakuza... [she shakes her head, crossing her arms loosely again.] I would assume them to convert him, not kill him. Rely on other people's ignorance to do their dirty work for them.