Light is Karu. Dark is Yami. Note that Hikaru [Hikari is the girl version] is a name that also means light. I don't know of any names featuring the word for dark.
Direct translation would be "Kurai Hikari"(Dark = Kurai, and Light = Hikari)
Oni means Demon in Japanese kuro means dark or black
The name 'Kira' in Japanese usually means 'Dark' or less commonly, 'Evil'.
It means light in japanese.
the name for ''Light'' is Hikari, Also used as Hikaru.
dark in Japanese is kurai
Kurai is dark in Japanese.
As a last name, Yagami means valley god.
go on youtube and type in dark night true light or D.N.Angel Theme Song lyrics in Japanese and the song will come up.
dark is Gaelic/Celtic and killer is from the anime death note and that is just how killer is pronounced in Japanese
The pupil absorbs light.