- Yûichi Nakamura
- Â Tomoya Okazaki 49 episodes, 2007-2009
- David Matranga
- Â Tomoya Okazaki / ... 49 episodes, 2007-2009
- Luci Christian
- Â Nagisa Furukawa / ... 47 episodes, 2007-2009
- Mai Nakahara
- Â Nagisa Furukawa / ... 43 episodes, 2007-2009
- Ryô Hirohashi
- Â Kyou Fujibayashi / ... 36 episodes, 2007-2009
- Shelley Calene-Black
- Â Kyou Fujibayashi / ... 36 episodes, 2007-2009
- Daisuke Sakaguchi
- Â Youhei Sunohara / ... 35 episodes, 2007-2009
- Kara Greenberg
- Â Sanae Furukawa / ... 35 episodes, 2007-2009
- Greg Ayres
- Â Youhei Sunohara / ... 35 episodes, 2007-2009
- Andrew Love
- Â Akio Furukawa / ... 34 episodes, 2007-2009
- Kikuko Inoue
- Â Sanae Furukawa 33 episodes, 2007-2009
- Akemi Kanda
- Â Ryou Fujibayashi 32 episodes, 2007-2009
- Brittney Karbowski
- Â Ryou Fujibayashi 32 episodes, 2007-2009
- Ryôtarô Okiayu
- Â Akio Furukawa 31 episodes, 2007-2009
- Shannon Emerick
- Â Voice of 'I' / ... 27 episodes, 2007-2009
- Maggie Flecknoe
- Â Yukine Miyazawa / ... 27 episodes, 2007-2009
- Melissa Davis
- Â Botan / ... 27 episodes, 2007-2009
- Mamiko Noto
- Â Kotomi Ichinose 26 episodes, 2007-2009
- Emily Neves
- Â Kotomi Ichinose 25 episodes, 2007-2009
- Blake Shepard
- Â Additional Voices / ... 26 episodes, 2007-2009
- Kaytha Coker
- Â Tomoyo Sakagami / ... 25 episodes, 2007-2009
- Houko Kuwashima
- Â Tomoyo Sakagami 24 episodes, 2007-2009
- Hilary Haag
- Â Fuko Ibuki / ... 24 episodes, 2007-2009
- Minoru Shiraishi
- Â Avid Fan / ... 21 episodes, 2007-2009
- Clint Bickham
- Â Additional Voices / ... 21 episodes, 2008-2009
- Elizabeth Bunch
- Â Misae Sagara / ... 19 episodes, 2007-2009
- Todd Postlethwaite
- Â Toshio Koumura / ... 18 episodes, 2007-2009
- Ai Nonaka
- Â Fuko Ibuki 17 episodes, 2007-2009
- Machiko Kawana
- Â Botan / ... 17 episodes, 2007-2009
- Rozie Curtis
- Â Rie Nishina / ... 17 episodes, 2007-2009
- Tiffany Grant
- Â Additional Voices / ... 17 episodes, 2008-2009
- Akiko Yajima
- Â Boku no Koe / ... 16 episodes, 2007-2009
- Illich Guardiola
- Â Yusuke Yoshino / ... 16 episodes, 2007-2009
- Rob Mungle
- Â Gentleman / ... 16 episodes, 2007-2009
- Tomoko Kawakami
- Â Shojo / ... 14 episodes, 2007-2009
- Stephanie Wittels
- Â Kouko Ibuki / ... 14 episodes, 2007-2009
- Hikaru Midorikawa
- Â Yusuke Yoshino 13 episodes, 2007-2009
- Atsuko Enomoto
- Â Yukine Miyazawa 13 episodes, 2007-2009
- Jessica Boone
- Â Additional Voices / ... 13 episodes, 2008-2009
- Satsuki Yukino
- Â Misae Sagara 12 episodes, 2007-2009
- Serena Varghese
- Â Mei Sunohara / ... 12 episodes, 2008-2009
- Chris Hutchison
- Â Naoyuki Okazaki / ... 12 episodes, 2007-2009
- Yûko Minaguchi
- Â Koko Ibuki / ... 11 episodes, 2007-2009
- Chris Ayres
- Â Additional Voices / ... 11 episodes, 2008-2009
- Marcy Bannor
- Â 3-A Teacher / ... 10 episodes, 2007-2009
- Mark Laskowski
- Â Additional Voices / ... 10 episodes, 2008-2009
- Corey Hartzog
- Â Additional Voices / ... 10 episodes, 2008-2009
- Satomi Kôrogi
- Â Ushio Okazaki 8 episodes, 2009
- Yukari Tamura
- Â Mei Sunohara 8 episodes, 2008-2009
- Mai Aizawa
- Â Rie Nishina 8 episodes, 2007-2009
- Hiroshi Naka
- Â Naoyuki Okazaki 8 episodes, 2007-2009
- Jonathan Novak
- Â Teacher / ... 8 episodes, 2008
- Ai Bando
- Â Sugisaka / ... 7 episodes, 2008-2009
- Justin Doran
- Â Avid Fan / ... 7 episodes, 2007-2008
- Fred Walters Jr.
- Â Avid Fan / ... 7 episodes, 2007
- Lesley Tesh
- Â Sugisaka / ... 7 episodes, 2008
- Mariela Ortiz
- Â Students / ... 7 episodes, 2008
- Jessie James Grelle
- Â Baseball Team Captain / ... 7 episodes, 2008
- Takeshi Aono
- Â Toshio Komura 6 episodes, 2007-2009
- Joanne Bonasso
- Â Female Student / ... 6 episodes, 2007
- Brandon Hearnsberger
- Â Avid Fan / ... 6 episodes, 2007
- David Williams
- Â Additional Voices / ... 6 episodes, 2008-2009
- Hiroomi Sugino
- Â Shacho 5 episodes, 2008-2009
- Keiichirô Yamamoto
- Â Tajima / ... 5 episodes, 2008
- Eri Yasui
- Â Harada / ... 5 episodes, 2008-2009
- Yutaka Aoyama
- Â Gentleman / ... 4 episodes, 2007-2008
- Noa Nanami
- Â 3-A Teacher / ... 4 episodes, 2007-2008
- Miho Saiki
- Â Mitsui 4 episodes, 2007-2008
- Yumi Shimura
- Â Boy / ... 4 episodes, 2007-2009
- Kazutaka Ishii
- Â Man / ... 4 episodes, 2008-2009
- Bree Welch
- Â Kotomi's Mom / ... 4 episodes, 2008
- Fumi Oda
- Â Isogai 3 episodes, 2008-2009
- Yuriko Yamaguchi
- Â Yagi 3 episodes, 2009
- Hidehiko Kaneko
- Â Kotomi's Dad / ... 3 episodes, 2008
- Tetsu Shiratori
- Â Shain 3 episodes, 2008-2009
- Jin Domon
- Â Shain 3 episodes, 2008-2009
- Tadahisa Saizen
- Â Teacher / ... 3 episodes, 2008
- Keisuke Fujii
- Â Furyo / ... 3 episodes, 2008
- Kimiyoshi Kibe
- Â Head Teacher / ... 3 episodes, 2008
- Kazuyuki Okitsu
- Â Avid Fan / ... 3 episodes, 2007
- Daisuke Endou
- Â Furyo / ... 3 episodes, 2008
- Mahito Funaki
- Â Classmate / ... 3 episodes, 2007-2008
- Romi Park
- Â Katsuki Shima 2 episodes, 2008
- Fuyuka Oura
- Â Young Tomoya 2 episodes, 2008
- Miyuki Kawashô
- Â Saki 2 episodes, 2008
- Yui Kano
- Â Yuki 2 episodes, 2008
- Takehiro Murozono
- Â Sudo 2 episodes, 2008
- Satoshi Taki
- Â Kinoshita 2 episodes, 2008
- Mitsumi Sugihara
- Â Kotomi's Mom 2 episodes, 2008
- Azuma Sakamoto
- Â Yu 2 episodes, 2008
- Risa Hayamizu
- Â Yu no Ane 2 episodes, 2008
- Kôki Harasawa
- Â Kyaku 2 episodes, 2008-2009
- Kentarô Tone
- Â Seito 2 episodes, 2009
- Miho Miyagawa
- Â Boy / ... 2 episodes, 2008
- Takuya Satô
- Â Avid Fan 2 episodes, 2007
- Tarusuke Shingaki
- Â Furyo 2 episodes, 2008
- Yumiko Akaike
- Â Shufu / ... 2 episodes, 2008
- Kazuki Ogawa
- Â Announcer / ... 2 episodes, 2007-2009
- Hisanori Koyatsu
- Â Kocho / ... 2 episodes, 2008-2009
- Yuuichi Ishigami
- Â Classmate / ... 2 episodes, 2007
- Katsuhiro Harasawa
- Â Man / ... 2 episodes, 2007
- Ikkyû Jaku
- Â Shain 2 episodes, 2008
- Keiichi Kuwabara
- Â Furyo 2 episodes, 2008
- Takayasu Usui
- Â Furyo 2 episodes, 2008
- Yuki Ito
- Â Basketball Club Member / ... 2 episodes, 2008
- Miyoko Asô
- Â Shino Okazaki 1 episode, 2009
- Jun Fukuyama
- Â Junior Male 1 episode, 2008
- Saki Nakajima
- Â Hahaoya 1 episode, 2009
- Reina Kaihara
- Â Intercom Voice 1 episode, 2008
- Yumi Kikuchi
- Â Kodomo 1 episode, 2009
- Daisuke Ono
- Â Sasaki 1 episode, 2008
- Oki Sugiyama
- Â Sensei 1 episode, 2009
- Yoriko Nagata
- Â Female Student 1 episode, 2008
- Keiichi Sonobe
- Â Tencho 1 episode, 2009
- Hideki Nakanishi
- Â Seito 1 episode, 2009
- Yukiko Monden
- Â Female Student 1 episode, 2008
- Hiroki Yasumoto
- Â Waiter 1 episode, 2009
- Natsuko Kuwatani
- Â Kimura 1 episode, 2009
- Yoshiya Naruke
- Â Male Student 1 episode, 2008
- Makiko Mizogami
- Â Shima no Haha 1 episode, 2008
- Toshiko Sawada
- Â Encho Sensei 1 episode, 2009
- Yukiko Iwai
- Â Sensei 1 episode, 2009
- Hana Takeda
- Â Female Student 1 episode, 2007
- Yoshiko Okamoto
- Â Old Woman 1 episode, 2007
- Masataka Azuma
- Â Seito 1 episode, 2008
- Yuka Nishijo
- Â Ani 1 episode, 2008
- Masako Jô
- Â Hahaoya 1 episode, 2009
- Yûko Takayama
- Â Shonen 1 episode, 2009
- Tomoaki Maeno
- Â Male Student 1 episode, 2007
- Toshihide Tsuchiya
- Â Soccer-bu Bucho 1 episode, 2008
- Mami Shitara
- Â Imoto 1 episode, 2008
- Shukuko Tsugawa
- Â Shufu 1 episode, 2008
- Miyuki Hanada
- Â Person 1 episode, 2008
- Tomoko Nakamura
- Â Hahaoya 1 episode, 2009
- Nobuhiko Okamoto
- Â Male Student 1 episode, 2007
- Yû Shimamura
- Â Female Student 1 episode, 2007
- Keiko Suzuki
- Â Kanako 1 episode, 2007
- Masato Nishino
- Â Customer 1 episode, 2007
- Jirô Saitô
- Â Clerk B 1 episode, 2008
- Eiji Miyashita
- Â Soccer-bu Buin 1 episode, 2008
- Yû Sugimoto
- Â Kodomo 1 episode, 2008
- Sayaka Suzuki
- Â Person 1 episode, 2008
- Wakana Sube
- Â Shufu 1 episode, 2008
- Sayuri Yahagi
- Â Seito 1 episode, 2009
- Eri Nakao
- Â Hahaoya 1 episode, 2009
- Katsumi Suzuki
- Â Minister 1 episode, 2007
- Kôichi Sôma
- Â Rugby Player 1 episode, 2007
- Junya Miura
- Â Bus Driver 1 episode, 2007
- Yûko Sanpei
- Â Kodomo 1 episode, 2008
- Naoki Makishima
- Â Rakugo Club Member 1 episode, 2008
- Taku Kimura
- Â Danshi Seito 1 episode, 2008
- Youko Honda
- Â Woman 1 episode, 2008
- Harumi Kawahara
- Â Person 1 episode, 2008
- Masayuki Katô
- Â Danshi Seito 1 episode, 2007
- Hironari Kumada
- Â Rugby Player 1 episode, 2007
- Kumi Sakuma
- Â Talent 1 episode, 2008
- Tomohiro Tsuboi
- Â Yakyu-bu Captain 1 episode, 2008
- Nobuyuki Kobushi
- Â Soccer-bu Buin 1 episode, 2008
- Rika Morinaga
- Â Kodomo 1 episode, 2008
- Tamiko Motobayashi
- Â Person 1 episode, 2008
- Takahiko Sakaguma
- Â Announcer 1 episode, 2009
- Makoto Ishii
- Â Danshi Seito 1 episode, 2007
- Syun Sumori
- Â Rugby Player 1 episode, 2007
- Kenji Hamada
- Â Captain 1 episode, 2008
- Jun Oeda
- Â Person 1 episode, 2008
- Aki Sasamori
- Â MC 1 episode, 2008
- Airi Sakuno
- Â Joshi Seito 1 episode, 2008
- Yohei Nishina
- Â Soccer-bu Buin 1 episode, 2008
- Ayumi Fujimura
- Â Female Student 1 episode, 2007
- Tomoaki Sengoku
- Â Rugby Player 1 episode, 2007
- Shinnosuke Tachibana
- Â Man 1 episode, 2008
- Hideki Tasaka
- Â Tennis-bu Captain 1 episode, 2008
- Keikô Sakai
- Â Aite Team Senshu 1 episode, 2008
- Kwang-hyon Kim
- Â Person 1 episode, 2008
- Keiichi Takahashi
- Â Male Student 1 episode, 2008
- Saori Hayami
- Â Joshi Seito 1 episode, 2007
- Takashi Ôhara
- Â Takosei 1 episode, 2008
- Teruyuki Tanzawa
- Â Aite Team Senshu 1 episode, 2008
- Ikuko Sato
- Â Person 1 episode, 2008
- Hajime Uchino
- Â Basketball Club Member 1 episode, 2008
- Kazuhiro Nakaya
- Â Man 1 episode, 2008
- Kenji Takahashi
- Â Takosei 1 episode, 2008
- Seiro Ogino
- Â Aite Team Senshu 1 episode, 2008
- Masatoshi Miyamoto
- Â Person 1 episode, 2008
- Ryûgo Saitô
- Â Aite Team Kantoku 1 episode, 2008
- Norihisa Mori
- Â Takosei 1 episode, 2008
- Dennis Falt
- Â Narrator 1 episode, 2009