Maki Nikaido

Maki Nikaido (Nikaido Maki) is an elementary schooler, who appeared in the third Death Note movie, L: Change the WorLd. She was portrayed by Mayuko Fukuda.

Maki is the daughter of the scientist Dr. Nikaido, who invented a virus 100 times stonger than Ebola. She witnesses her father's murder at the hands of his assistant Dr. Kimiko Kujo, who plans to use the virus to wipe out most of humanity. Maki runs away and ends up with L, who takes her under his wing.

Convinced that Maki has the antidote formula, Dr. Kujo tracks her down to L's headquarters.