Claim: In the "Aquarius" of the Anno Dracula series (Prix Ozone for Best Novel), Kate Reed, the president of the Diogenes Club, investigates a series of murders committed by a drunk yakuza member which later fanned the flames of anti-yakuza hatreds.
Evidence: Kate Reed, in her capacity as an associate member of the Diogenes Club, investigates a series of murders apparently committed by a vampire and targeting living women.