BIO: Ayane is Kasumi 's half sister and a ninja assassin who is destined to live in the shadow of Kasumi. An expert of Ninjitsu, her deadly fighting style has given her the nickname "Female Tengu. Raidou is her biological father. She is also a rival of Helena. Ayane was conceived when her mother Ayame was raped by Raidou, Ayane is the half-sister and cousin of both Hayate and Kasumi.
Ayane has also a complex relationship with Kasumi , the leading heroine of the Dead or Alive series, ever since they grew up together. Even though she is often overshadowed by her Kasumi even in the real world,    Ayane is still one of the most popular and recognisable received Tecmo characters. Outside of Japan she was also a subject of some controversy regarding her age and sexualization. Ayane is an expert of ninjutsu ; her deadly fighting style has given her the nickname "Female Tengu ". She is Kasumi's half-sister , whom she bears jealousy and hatred for being a shinobi destined to live in the shadow of her older sister. She admires Hayate , her half-brother and also has some connections with Ryu Hayabusa , who is a trusted ally of the Mugen Tenshin clan.
She debuted as a hidden character in the PlayStation version of the fighting game Dead or Alive in , and has appeared in all of its sequels and spin-offs so far, including as the main protagonist of Dead or Alive 3. In the games, 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. She is also prominently featured as a recurring supporting character in the Ninja Gaiden series since its revival in and has made multiple guest appearances in other games, in particular in the extended Dynasty Warriors franchise.
She was the winner of the third Dead or Alive Tournament. She made her debut in the PlayStation remake of the first Dead or Alive as an unlockable character. Since then, she has become one of the main protagonists of Dead or Alive particularly for Dead or Alive 3 and has become one of the series' most popular characters. As such, she has made many appearances outside of Dead or Alive , most notably in the Ninja Gaiden series. Conceived when Ayame was raped by Raidou , Ayane is the half-sister and cousin of both Hayate and Kasumi , as well as the half-sister of Honoka.