Memory Delta Wiki
Emiko Adachi
Biological Information
Species Human
Status Alive
General Information
Occupation Criminal
Leader of the Ninth Circle
(in secret)
Member of Black Siren's group
Family Robert Queen
(father; deceased)
Kazumi Adachi
(mother; deceased)
Oliver Queen
(paternal half-brother; deceased)
Thea Queen
(adoptive sister)
William Clayton
Home universe Earth-87
Alter ego Crimson Arrow
Actor Sea Shimooka
Miya Cech (young)
"I am the leader of the Ninth Circle, not you."
— Emiko to Virgil

Emiko Adachi (2355), also known as Emiko Queen, is a female Human who was the daughter of the late Robert Queen and the late Kazumi Adachi, the younger paternal half-sister of Oliver Queen, and the paternal aunt of William Clayton. She is the leader of the terrorist organization, the Ninth Circle. She is also a criminal archer who became a member of Black Siren's team and to get justice after the murder of her late mother, Kazumi. (Black Siren)


  • Voice filter: She uses a voice filter to disguise her voice, keeping her identity anonymous.
  • Flechettes: Emiko carries flechettes on her right thigh.
  • Crimson Arrow suit: Emiko wears a red leather suit as the criminal archer Crimson Arrow.
  • Customized recurve bow: Emiko uses a ragim recurve bow with black limbs; it is similar in appearance to the one that is used by Oliver when he first began his exploits as a vigilante.
  • Quiver: Emiko uses a quiver strapped to her back to carry her arrows; it is similar in appearance to the one used by Oliver.
  • Customized hunting arrows: Emiko uses numerous types of green arrows; they are similar in appearance to the ones that are used by Oliver.
  • Trick arrows: Like Oliver, Emiko uses trick arrows, such as incendiary arrows that explode on contact, and grappling hook arrows.
  • Combat knife: Emiko carries a combat knife on her right leg.