People · Dossier
Active since 1969
Kouichi Yamadera
山寺宏一
Voice actor
332
Director · Staff
6
Voice actor · 332 roles across four decades. Best known for Spike Spiegel in Cowboy Bebop.
Derived from credit data — not curated copy
1969 – 2025
57 years active
332
Characters voiced
6
Staff credits
Best known for · Voice role
Main
1998
Spike Spiegel
as Main in Cowboy Bebop
Voice role split
81
main
270
supporting
Top staff positions
Theme Song Performance
5
Inserted Song Performance
1
02 · Start here
Where to meet them
One pick per hat, chosen by the work that's done the most for them.
