One Piece Seiyuu Guide
| Mayumi Tanaka | Ruffi |
| Kazuya Nakai | Zoro |
| Hiroaki Hirata | Sanji |
| Akemi Okamura | Nami |
| Yuriko Yamaguchi | Nico Robin |
| Ikue Ohtani | Toni Toni Chopper |
| Kappei Yamaguchi | Usopp |
| Misa Watanabe | Bibi |
| Kazue Ikura | Toni Toni Chopper(Episode 254 - 257, 260 - 263) |
| Junko Noda | Tashigi |
| Takeshi Aono | Mihawk |
| Akiko Nakagawa | Miss Goldenweek |
| Ginzou Matsuo | Smoker |
| Fumihiko Tachiki | Krieg |
| Fumiko Orikasa | Miss Valentine |
| Ikue Ohtani | Sanji(as a Child) |
| Chikao Ohtsuka | Gold Roger |
| Masami Suzuki | Apis |
| Wakana Yamazaki | Nami(only in a few Episodes) |
| Wakana Yamazaki | Nojiko |
| Mami Kingetsu | Miss MerryChristmas |
| Juurouta Kosugi | Arlong |
| Juurouta Kosugi | Scorpion |
| Mika Doi | Coby |
| Yuka Imai | Tobio |
| Haruhi Terada | Piman |
| Nobuyuki Hiyama | Mr.3 |
| Mariko Kouda | Kaya |
| Takeshi Kusao | Corsa |
| Masaya Onosaka | Siam |
| Masaya Onosaka | Chuu |
| Asako Dodo | Carmen |
| Ryusei Nakao | Eric |
| Rika Komatsu | Chabo |
| Yasuhiro Takato | Mr.9 |
| Yasuhiro Takato | Leo |
| Toshiyuki Morikawa | Hacchan |
| Unsho Ishizuka | Kuina's Father |
| Noriko Hidaka | Bellemere |
| Tomomichi Nishimura | Kamonegi |
| Kazuki Yao | Mr.2 |
| Kazuki Yao | Jango |
| Romi Paku | Harry |
| Toshiyuki Morikawa | Eneru |
| Megumi Urawa | Zoro(as a child) |
| Naomi Shindou | Corsa(as a child) |
| Kenji Nomura | Braham |
| Tetsu Inada | Mr.1 |
| Tetsu Inada | Plinplin |
| Shigenori Souya | Moji |
| Machiko Toyoshima | Kuina |
| Konami Yoshida | Carrol(Episode 50) |
| Yuichi Nagashima | Barbarossa |
| Yuichi Nagashima | Henzo |
| Shuichi Ikeda | Shanks |
| Hideo Ishikawa | Fullbody |
| Kenichi Ono | Gin |
| Kenichi Ono | Dalton |
| Kenichi Ono | Mr.11 |
| Ryuzaburo Ohtomo | Mr.0 |
| Bin Shimada | Wapol |
| Hidekatsu Shibata | Dragon |
| Hidekatsu Shibata | Cargalla |
| Daisuke Gouri | Dolly |
| Yuuko Minaguchi | Mousse |
| Kimiko Saitou | Mousse's Mother |
| Houchu Ohtsuka | Noland |
| Masaki Aizawa | Viper |
| Reiko Kiuchi | Viper(as a child) |
| Jouji Yanami | Gunfall |
| Masami Suzuki | Aisa |
| Rieko Takahashi | Conis |
| Keiichi Sonobe | McKinley |
| Tomoko Kawakami | Amanda |
| Hiroshi Kamiya | Eddie |
| Taeko Kawata | Milia |
| Ryoko Shiraishi | Southbird |
| Keiichi Sonobe | Igaram |
| Wataru Takagi | Beramie |
| Masaya Takatsuka | Mr.4 |
| Masaya Takatsuka | Mr.5 |
| Minami Takayama | Hamu |
| Shigeru Chiba | Buggy |
| Michie Tomizawa | Laki |
| Miki Nagasawa | Lasa |
| Jouji Nakata | Wetton |
| Kenji Nojima | Pell |
| Toru Furuya | Daddy |
| Takumi Yamazaki | Kamyu |
| Satsuki Yukino | Tajio |
| Taiki Matsuno | Rice Rice |
| Kihachirou Uemura | Chaka |
| Masaaki Tsukada | Toto |
| Kazue Ikura | Jessica |
| Akiko Hiramatsu | Kobato |
| Iemasa Kayumi | Nefeltari Kobra |
| Yukimasa Kishino | Higuma |
| Yuuji Ueda | Sarquiss |
| Tomoko Naka | Hina |
| Tomoko Naka | Miss Fathersday |
| Masaya Takatsuka | Doflamingo |
| Masaya Takatsuka | Gedatsu |
| Banjou Ginga | Captain Morgan |
| Tomokazu Seki | Hattori |
| Ryoutarou Okiayu | Kaku |
| Naomi Shindou | Calipha |
| Shinichirou Ohta | Skyrider Shura |
| Naoya Uchida | Doc Q |
| Yasunori Masutani | Billy |
| Yasunori Masutani | Geronimo |
| Masaya Onosaka | Spandam |
| Chiwa Saitou | Chimney |
| Tomokazu Seki | Rucci |
| Shinichirou Ohta | Lulu |
| Tetsu Inada | Tilestone |
| Kenta Miyake | Zanpai |
| Toshio Furukawa | Portgas D. Ace |
| Shinichirou Ohta | Zaba(Episode 98) |
