
Acting
Ken Yamaguchi (山口 健), born Kiyoshige Yamaguchi (山口 清成), was a Japanese voice actor.

Dragon Ball Z: The World's Strongest
1990

Saint Seiya: Warriors of the Final Holy Battle
1989

Dragon Quest: The Adventure of Dai
1991

Captain Tsubasa Movie 04: The Great World Competition!! The Junior World Cup
1986

Street Fighter Alpha: The Movie
1999

Crayon Shin-chan: Action Mask vs. Leotard Devil
1993

Street Fighter Alpha: The Movie
as Gôken (voice)

Crayon Kingdom of Dreams
as The Grim Reaper (voice)

Crayon Shin-chan: Action Mask vs. Leotard Devil
as Director (voice)

Tottoi
as Totorino (voice)

Samurider: Nazo no Tenkousei
as 沢村

Inferious Interplanetary War Chronicle - Condition Green

Dragon Ball Z: The World's Strongest
as Ebifuryâ (voice)

Violence Jack: Hell's Wind
as Gokumon

Marina the Manga Artist Goes to Camelot
as Secretary B (voice)

Shin Karate Jigokuhen

Casshern Sins
as Robot (voice) · 1 ep.

Black Lagoon
as Ibraha (voice) · 2 ep.

Madam is a Magical Girl
as Shioya · 13 ep.

Monster
as Iwai (voice) · 1 ep.

The Melody of Oblivion
as チャイルドどらごん / Child Dragon · 24 ep.

Akko-chan's Secret 3rd Term
as Kenshiro Kagami · 44 ep.

Yume no Crayon Oukoku
as Death God · 70 ep.

Lady Blue
as King Seikima (voice) · 4 ep.

Hyper Doll
as Detective Todo (voice) · 2 ep.

Miracle Girls
as Shinichiro Kageura (voice) · 51 ep.