Assassin's Quarry

His name is Baian; his professions are acupuncture and murder. A needle deftly inserted into the human body can bring relief and healing. For the defense of justice and honor -- and for the right price -- it can also bring instant death. Set in a world of corrupt samurai lords, ruthless merchant princes, fawning geisha, and deadly ninja, Ninja Justice introduces Baian and his friend and accomplice Hikojiro in six tales of murder and deceit, jealousy and revenge.