Ayane(Japanese:あやね 綾音) is a video game character in the Dead or Alive and Ninja Gaiden series by Team Ninja and Tecmo Koei. Ayane is a teenage master of ninjutsu and is characterised by her complex relationship with her half-sister Kasumi, the lead character of the Dead or Alive series. Ayane is one of the most popular Tecmo characters and one of Tecmo Koei's mascots, but has been a subject of controversies regarding her age and sexualisation.