Talk:Kishou Arima/@comment-73.227.203.2-20160916234510/@comment-10733658-20160917042147

I think you're misunderstanding the OP, Anon #2.

Arima himself stated he was at Death's door, as in he was already dying from old age.

So I agree with your math, OP. It seems that Half-humans probably have about a third of the normal lifespan that humans and ghouls have.