Emi

Emi is a girl whom Light Yagami once dated.

Plot
After Light kissed Misa for the first time, Ryuk mentioned Emi and Shiho as being girls Light has dated before.

Trivia

 * Misa mentions Shiho in her love diary in a section where she writes about how she defeated other girls Light dated in her pursuit for him. Shiho, along with another girl, is categorized under "other sluts." Misa states that anyone who was never actually shown automatically loses.