kohaku_(tsukihime)
Kohaku (琥珀, lit. amber) is a character from Tsukihime. She also appears in Kagetsu Tooya and Melty Blood.
She has yellow eyes.
Her twin sister is Hisui (tsukihime).
She is voiced by Ueda Kana in the anime series and by Takano Naoko in Melty Blood.