Jōji Yanami was a veteran Japanese actor, voice actor, and narrator affiliated with Aoni Production, remembered above all for narrating the Dragon Ball anime and voicing Dr. Briefs and Kaiō-sama, though no specific One Piece character credit for him is documented in available records.
No specific One Piece character is documented for Yanami in available cast records. His inclusion among the franchise's associated talent reflects a six-decade career spent moving between narration duties, supporting parts, and small guest roles across nearly every major Japanese animation studio of his era.
Yanami is remembered above all for the Dragon Ball franchise, where he served as series narrator and voiced Dr. Briefs, Kaiō-sama, and the villain Bobbidi. He additionally voiced Gennai in Digimon and Dr. Yumi in Mazinger Z, plus Dr. Isaac Gilmore in the tokusatsu series Cyborg 009 and Ittan Momen in GeGeGe no Kitarō, along with assorted parts across the Time Bokan series. Health issues forced him to step back from Dragon Ball Super in September 2015, and his narrator and Kaiō-sama duties passed to Naoki Tatsuta; he died in December 2021 at age 90.

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No specific One Piece character is documented for Yanami in available cast records. His inclusion among the franchise's associated talent reflects a six-decade career spent across nearly every major Japanese animation studio of his era.
Yanami is remembered above all for the Dragon Ball franchise, where he served as series narrator and voiced Dr. Briefs, Kaiō-sama, and the villain Bobbidi.
Yanami voiced Gennai in Digimon, Dr. Yumi in Mazinger Z, and Dr. Isaac Gilmore in the tokusatsu series Cyborg 009.
Health issues forced Yanami to step back from Dragon Ball Super in September 2015, and his narrator and Kaiō-sama duties passed to Naoki Tatsuta.
Jōji Yanami died in December 2021 at age 90. He was born in 1931 and was affiliated with Aoni Production.
This content is original writing by Daddy Jim Headquarters based on the One Piece anime series, manga, and official materials. Episode and chapter references are cited where applicable.
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