Mario Party 9 Staff |
| Game Director |
Shūichirō Nishiya |
| Chief Planning Director |
Tatsumitsu Watanabe |
| Planning Directors |
Takeru Sugimoto, Yuji Asano, Shigeru Okita, Makoto Eguchi, Hiroyuki Seki, Noriyuki Saeki, Satoru Imamura, Fumihisa Sato |
| Planning |
Yuki Maruyama, Naoaki Yamashita, Hayato Minagawa, Naonari Kaga, Yukiko Nakata, Tsuyoshi Matsumoto, Masashi Oishi, Atsushi Nakao, Yuya Rokuyama, Satomi Yamakawa, Hiroshi Kurimoto, Shigeyasu Ohashi, Junnosuke Tsuchimoto, Ayumu Kawashiro, Kenta Ogawa, Yamato Sato, Yōhei Nakata, Ryota Saruwatari |
| Chief Programming Director |
Shinji Shibasaki |
| Programming Directors |
Noriyasu Arata, Tadao Shoyama, Akihiro Terada, Haruhiko Tanuma |
| Programming |
Tadamasa Ishizaka, Shinichi Hiramori, Kazuhiro Enami, Hisashi Yoshida, Masayuki Shinohara, Tetsuro Kani, Shinnosuke Ohashi, Izumi Fukuda, Takashi Iwanaga, Norifumi Hira, Takahiro Matsumoto, Yasutaka Ikeda, Daizo Yamauchi, Hiroyuki Watanabe, Junichi Nagasaki, Sayaka Fukuyama, Nobuya Wada, Tomoaki Tanaka, Daichi Ishii, Kuniaki Miyauchi, Kana Mizota, Takanori Ohde, Kenichiro Obara, Satoshi Yoshida, Tsubasa Yamaguchi, Masayuki Kino, Aya Yoshii, Takayuki Kimata, Takeshi Hida, Takayuki Hayase |
| Chief Design Director |
Hiroshi Hayashi |
| Design Directors |
Akiyoshi Kakinuma, Takahiro Karino, Takahito Tatezawa, Takahiro Asano, Yukinori Goto |
| Graphic Design |
Toshifumi Sekijima, Susumu Kuribayashi, Shunsaku Yamamoto, Kazuhisa Okamoto, Takamitsu Manabe, Kazuaki Henmi, Tsuyoshi Mizuguchi, Nana Tanaka, Hayato Ogawa, Masahiko Yamada, Minori Nishioka, Huichung Lee, Tomoaki Watanabe, Natsumi Yamada, Akiko Nishizawa, Hiroko Kinjo, Kango Sumi, Yoko Asari, Hideki Morinaga, Yoshinori Ikeshita, Tsukasa Tanaka, Kanako Uto, Yasuhiro Ando, Akira Mizoguchi, Mikio Kita, Hiroshi Okajima, Yurie Okubo, Shinsuke Miyazaki, Shouhei Higashi, Keisuke Mizutani, Takuya Tawaratsumida, Takayuki Shimokawa, Asami Matsushima, Miki Nakamura, Saki Ideguchi, Miho Yamaguchi, Tadashi Miura, Yumi Futagawa, Shouichi Kawamura, Keisuke Yonaha, Yuka Ogawa, Hiroyuki Okamura, Yoshinori Hirai, Haerim Kang, Mariko Kawase, Arisa Kurosu, Akiko Tanno, Michiyo Nojiri, Rinako Asano, Masafumi Kimura |
| Sound Director |
Hiroyuki Tsuboguchi |
| Music Director |
Masayoshi Ishi |
| Music |
Toshiki Aida, Ryosuke Asami |
| Sound Effects Director |
Yuhki Mori |
| Sound Effects |
Kotaro Baba, Tomomitsu Matsushita, Yutaka Takahashi |
| Sound Supervisor |
Kōji Kondō |
| Character Voices |
Charles Martinet, Samantha Kelly, Deanna Mustard, Kazumi Totaka, Nathan Bihldorff, Atsushi Masaki, Kenny James, Caety Sagoian, Takashi Nagasako, Katsumi Suzuki, Motoki Takagi, Dolores Rogers, Dex Manley, Toru Asakawa, Jeff Minnerly, Pablo Magaz, Patrick Mugalu |
| Graphic Supervisors |
Kanae Dohta, Sota Kagino, Ryuusuke Yoshida, Naoko Ayabe, Tsuyoshi Watanabe |
| Logo Design |
Ryo Koizumi, Shiori Adachi |
North American Localization |
| Localization Management |
Nathan Bihldorff, Reiko Ninomiya, Tim O'Leary, Leslie Swan |
| Localization |
Mike Drucker, Matylda Kramarz, Anne-Marie Laperrière, César Pérez, Galia Rodríguez Hornedo, Ethan Stockton |
| Debug |
NOA Product Testing |
| Special Thanks |
Stéphane Arlot, Eric M. Bush, Scott Callahan, Sean Egan, Nicko Gonzalez De Santiago, Alexandre Higashi, Sara Hoad, Kyle Hudson, Teresa Lillygren, Tomoko Mikami, Masayasu Nakata, Joshua Newman, Kindra Timmerwilke, Marko Wallenius, Stephan Ward, Mitsuo Iwamoto, Takehiro Oyama, Akihiro Sakatani, Miyuki Murato, Tomoyoshi Yamane, Tomomi Sano, Tomohiro Yamamura, Kenji Yamamoto, Akito Nakatsuka, Kensuke Tanabe, Risa Tabata, Mitsuhiro Kadowaki, Osamu Tsujikawa, Akira Matsumoto, Kenji Ohira, Hisao Hasunuma, Mitsuo Hasunuma, Kazuyuki Makishima, Tatsuo Masuda, Shinji Yoshikawa |
| Coordination |
Yoshinori Tsuchiyama, Junpei Horita |
| Senior Director |
Kenji Kikuchi |
| Supervisors |
Shigeru Miyamoto, Takashi Tezuka |
| Associate Producer |
Miyuki Hirose |
| Producers |
Hiroshi Sato, Atsushi Ikeda |
| General Producer |
Shinya Takahashi |
| Executive Producers |
Satoru Iwata, Shinji Hatano, Hidetoshi Endō |