Not Masturbation, use handjob when it's another party doing it. Not to mention it'd be male_masturbation even if it were.
Cum... ming...Ahh, you're too rough.I'm feeling good... ahh, I can't take it!!No way.You will feel good.Admiral, let me massage you with this.It's twitching.I'm cumming!!How is it? Do my hands feel good?