Quick answer — Rena Yukie voices Youko Nakamaru in Otaku no Video, Wakaba in Speed Grapher.
Characters voiced by Rena Yukie
OP
Otaku no Video - Tatakae! Otaking OP Full Song w/ English Closed Captions
ED
Otaku no Video - Tatakae! Otaking OP Full Song w/ English Closed Captions
Frequently Asked Questions
What characters does Rena Yukie voice?
Rena Yukie voices Youko Nakamaru (Otaku no Video), Wakaba (Speed Grapher).
Who voices Youko Nakamaru in Otaku no Video?
Youko Nakamaru is voiced in Japanese by Rena Yukie.