NARUSHIMA YURI

From Tokyopop:Kaguya is the orphaned survivor of a war she can't remember. She has grown to love her new life and the parents who have adopted her, until once again, her life is torn away from her. A boy she remembers only in her dreams comes to Kagu

Yonagahiko - a god(?) with a human face and a serpentine body - lives on a mountain-side with a small, mysterious boy named Tetsuichi. There is a popular legend about that mountain; a legend which tells the tale of a human who once slew the mountain