The store assistant and niece of Shin Niita who owns Card Capital. She is a calm quiet girl who does not speak much but is known for her strong temper especially when around Morikawa. She is a Vanguard player who is known to have the Indelible Memory which allows her to perfectly remember everything she sees using this ability to memorize the rules after reading them once and all the cards and card effects in past matches at Card Capital. She uses an Oracle Deck based on Greek & Japanese Mythology which also uses powerful card effects to give her an advantage over her opponents. Her strongest card is CEO Ameterasu.