Iyemon's first wife who suffers severe disfigurement and a miscarriage after being poisoned. She dies by accidental self-stabbing while struggling with Takuetsu, later appearing as a vengeful ghost that aids the Asano clan with supernatural storms.
Oiwa holds the position of first wife before Oume replaces her.
Takuetsu harbors romantic interest in Oiwa, leading to their fatal entanglement.
Explore the full interactive character relationship map of Crest of Betrayal