|Kanji||斑鳩 小夜 (いかるが さよ)|
|Height||142 cm (4'6")|
|Weight||36 kg (79 Ibs.)|
Shimon Ikaruga (Cousin)
Keiji Ikaruga (Brother)
Hoji Ikaruga (Father)
|Manga Debut||Chapter 20|
|Anime Debut||Episode 50|
Sayo is a petite girl with an average height. She has shoulder-length, dark, red hair. She has tattoos on her body to seal her immense power.
She is very caring towards others and openly shows her affections for Rokuro. She even offers to give her own life for others such as when she was kidnapped. Since she was confined in her house for most of her life, she shows interest in the outside world.
Upon arrival, she sneaks into a sleeping Rokuro's bed and he wakes up running out of his room to meet Benio and Mayura (who walked in on a naked Shimon). When Benio and Mayura see Sayo, they seize Rokuro by the neck thinking he did something to her but Sayo saved him and admonish the two for their treatment towards him, to their shock. Shimon introduces Sayo to the others and tells them of her status as the test proctor and cousin. Sayo makes Rokuro go shopping with her.
Afterwards she unleashes Kuzunoha and brings out Rokuro's guardian which causes all Sayo's guardians to bow down. She later conscious as a result of her usage of her power and Shimon carries her to bed so she could recuperate. Upon awakening, she sneaks back into an unconscious Rokuro's room holding him before falling asleep.
is rescued by the latter and leaves the mainland stating that she would wait for Rokuro.
Powers and AbilitiesEdit
She is the younger cousin of Shimon Ikaruga. He is extremely protective over her to keep her from using her immense power too much.
She has a huge crush on Rokuro. She snuck into his bed while he was sleeping twice.