Main characters
Light Yagami
L
Misa Amane
Near
Mello
Shinigami (Ryuke and Rem)

Supporting characters
Kira Investigation Team
Soichiro Yagami
Touta Matsuda
Shuichi Aizawa
Kanzo Mogi
Hideki Ide
Hirokazu Ukita
Watari
Kiyomi Takada
Kyosuke Higuchi
Teru Mikami
Minor characters
Aiber
Wedy

Criminals and initial victims
Federal Bureau of Investigation
Raye Penber
Naomi Misora
Steve Mason
Hitoshi Demegawa
Yotsuba Group
Yitzak Ghazanin
Koreyoshi Kitamura

Mafia
Rod Ross
Jack Neylon
Other mafia members
Matt
Roger Ruvie

Special Provision for Kira
Stephen Gevanni
Halle Lidner
Anthony Rester
Other SPK members
Ryotaro Sakajo
Sachiko Yagami
Sayu Yagami
Sanami
Shiori Akino

United States Executive Branch
David Hoope
George Sairas
Beyond Birthday
Taro Kagami