Obake Tango(1992)

Obake Tango

Dano is her fiancée. "Ayako, you will marry Dano when you grow up," her grandmother told her. She couldn't argue when she was just seven years old. But then a traffic accident will suddenly change their destiny…!?

(Source: Queen's Comics, translated)

Note: Includes the bonus story Ako-chan no Nikki (あこちゃんの日記)