Hey Darkware, I'll post the 2 fonts (that I've been able to find anyway)
used in the "code-rain" shots tonight when I get home for you all

Lemon is right.

Mainly the "typical" code-rain shots are a subset of the katakana horizonatally mirrored plus arabic numerals (0-9) and a fair number of punctuational symbols.

Lemme know if ya want em