Kouichi Nagano

AKA: Kōichi Nagano
Birthday: 1966-12-12
Birthplace: Sakura, Chiba Prefecture, Japan

One Piece Episode of East Blue

Character: Helmeppo (voice)

Let's & Go! WGP The Great Pursuit of the Berserk Mini 4WD car!

One Piece: Episode of Luffy - Hand Island Adventure

Character: Helmeppo (voice)

One Piece Special: Open Upon the Great Sea! A Father's Huge, HUGE Dream!

Character: Max (voice)

One Piece Film Red

Character: Helmeppo (voice)

One Piece: Stampede

Character: Helmeppo (voice)

Asylum Session

Character: Superintendent (voice)

Bakusō Kyōdai Let's & Go!! WGP Bōsō Mini Yonku Dai Tsuiseki!

Character: Hikoza Mizusawa

One Piece Film: Z

Character: Helmeppo (voice)

One Piece: Dream Soccer King!

Character: Helmeppo (voice)

Baby Felix & Friends

Character: Master Cylinder