| Sakura Mika | Ueda Kana |
| Imai Hotaru | Kugimiya Rie |
| Hyuuga Natsume | Park Romi |
| Narumi L. Anju | Ishida Akira |
| Nogi Ruka | Yasuda Miwa |
| Tobita Yuu | Ooura Fuyuka |
| Shouda Sumire | Saitou Chiwa |
| Kokoro-Yomi-kun [Heart-Reading-kun] | Matsumoto Megumi |
| Kitsuneme-kun [Fox-Eyes-kun] | Hosono Masayo |
| Andou Tsubasa | Naruse Makoto |
| Harada Misaki | Inoue Marina |
| Ogasawara Nonoko | Nonaka Ai |
| Umenomiya Anna | Kanda Rie |
| Usami Wakako | Kanda Rie |
| Takahashi-san | Uran Sakiko |
| Mouri Reo | Suzumura Kenichi |
| Jinno-sensei | Matsumoto Dai |
| Mika's Grandpa [Jii-chan] | Tsukada Masaaki |
| Misaki-sensei | Sakurai Takahiro |
| Yamada Serina | Yamada Miho |
| Noda-sensei | Miyano Mamoru |
| Persona (Serio-sensei) | Miki Shinichirou |
| Elementary-Department Headteacher Kuonji | Hayamizu Risa |
| Vice-Homeroom Teacher | Nojima Hirofumi |
| Makihara | Kobushi Nobuyuki |
| Amanatsu | Ueda Kana |
| Shouda's Older Brother | Takeuchi Ken |
| Imai's Older Brother (Imai Subaru) | Kawashima Tokuyoshi |
| Shidou | Takatsuka Masaya |
| Sakurano Shuuichi | Kisaichi Atsushi |
| Otonashi Yura | Ueda Junko |
| Miyazono Yuri | Toyoguchi Megumi |
| Sonoo Kaname | Kobayashi Sanae |
| Mochia-kun [Lift-up-kun] | Itou Ayako |
| Choukaku-kun [Hearing-kun] | Oku Makiko |
| Tanpatsu-kun [Short-hair-kun] | Shigematsu Tomo |
| Tanki-kun [Short-temper-kun] | Kobushi Nobuyuki |
| Makige-san [Curly-hair-san] | Inoue Marina |
| Yonaki-kun [Night-singing-kun] | Ueda Junko |
| Kioku-kun [Memory-kun] | Oku Makiko |
| Toushi-kun [Seeing-through-kun] | Omino Ai |
| Kasoku-kun [Acceleration-kun] | Yaguchi Asami |
| Shukan'idou-san [Teleportation-san] | Ueda Junko |
| Same-boushi-kun [Shark-hat-kun] | Saitou Rie |
| Tenkou-kun [Weather-kun] | Shigematsu Tomo |
| Onara-kun [Fart-kun] | Nojima Hirofumi |
| Heddohon-kun [Headphones-kun] | Fukuen Misato |
| Yuutairidatsu-kun [Out-of-body-experience-kun] | Ogihara Hideki |
| Dajare-kun [Pun-kun] | Kobushi Nobuyuki |
| Kagami-ikiki-san [Travelling-through-mirrors-san] | Ooura Fuyuka |
| Nendou-ryoku-kun [Telekinetic-powers-kun] | Oku Makiko |
| Hoshizora Kayo (ep.1) | Ueda Junko |
| Tsukishima Yuri (ep.1) | Omino Ai |
| Kominato Chika (ep.1) | Inoue Marina |
| 五月小校長 (ep.1) | Matsumoto Dai |
| 担任-sensei (ep.1) | Masuda Yuki |
| Man A (ep.1) | Ono Daisuke |
| Man B (ep.1) | Kobushi Nobuyuki |
| Knitted-cap (ep.2) | Ueda Junko |
| Hato (ep.4) | Ueda Junko |
| Shika (ep.4) | Kobushi Nobuyuki |
| Usagi (ep.4) | Itou Ayako |
| Tanuki (ep.4) | Itou Shizuka |
| Fukurou (ep.4) | Hosono Masayo |
| Inu (ep.4) | Oku Makiko |
| Niwatori Meka (ep.5) | Hosono Masayo |
| Male Pupil A (ep.5) | Kobushi Nobuyuki |
| Male Pupil B (ep.5) | Oku Makiko |
| 横井 (ep.6) | Suzuki Tatsuhisa |
| Gold Dust Man (ep.6) | Kobushi Nobuyuki |
| Female Pupil (ep.7) | Ueda Junko |
| Male Pupil (ep.7) | Oku Makiko |
| Roasted Sweet-Potatoes Seller (ep.8) | Ueda Youji |
| Company President (ep.9) | Nagashima Yuuichi |
| 田代 (ep.9) | Yoshino Hiroyuki |
| Pupil A (ep.9) | Toshima Shiomi |
| Pupil B (ep.9) | Okumura Sayaka |
| Private Secretary (ep.9) | Akamatsu Ai |
| Female Staff Member A (ep.12) | Oku Makiko |
| Female Staff Member B (ep.12) | Itou Ayako |
| Female Pupil (ep.12) | Ueda Junko |
| Black-Suited Man (ep.12) | Ueda Youji |
| Security Guard A (ep.13) | Kobushi Nobuyuki |
| Security Guard B (ep.13) | Ueda Youji |
| Physician (ep.14) | Ono Daisuke |
| Announce Voice (ep.14) | Ueda Junko |
| Reo's Subordinate A (ep.15) | Ono Daisuke |
| Reo's Subordinate B (ep.15) | Kawamoto Kunihiro |
| Reo's Subordinate C (ep.15) | Okuda Keijin |
| Reo's Subordinate D (ep.15) | Suzuki Tatsuhisa |
| Rainy-Weather Pupil (ep.16) | Miki Shinichirou |
| Mekagoki (ep.16) | Nojima Hirofumi |
| Female Pupil A (ep.16) | Kanda Rie |
| Female Pupil B (ep.16) | Oku Makiko |
| Male Pupil A (ep.16) | Hatano Wataru |
| Male Pupil B (ep.16) | Ono Daisuke |
| Male Pupil C (ep.16) | Suzuki Tatsuhisa |
| Kenji (ep.17) | Kojima Sachiko |
| 宏 (ep.17) | Suzuki Chihiro |
| Chairperson (ep.17) | Miki Shinichirou |
| Kuma-san (ep.17) | Nojima Hirofumi |
| Hana (ep.17) | Ueda Junko |
| 大根 (ep.17) | Ueda Youji |
| 美留来 (ep.18) | Hosono Masayo |
| Kuresanbou (ep.18) | Nojima Hirofumi |
| Obaa-san (ep.18) | Shigematsu Tomo |
| Pupil (ep.18) | Ueda Junko |
| Child (ep.19) | Endou Aya |
| Female Pupil (ep.19) | Ueda Junko |
| Male Pupil (ep.19) | Oohata Shintarou |
| Male Classroom Teacher (ep.20) | Nojima Hirofumi |
| Pupil A (ep.20) | Shitaya Noriko |
| Pupil B (ep.20) | Oku Makiko |
| Pupil C (ep.20) | Tsubaki Risa |
| Oyaji A (ep.20) | Ueda Youji |
| Oyaji B (ep.20) | Kobushi Nobuyuki |
| Oyaji C (ep.20) | Ono Daisuke |
| Pupil (ep.21) | Oku Makiko |
| Kuma (ep.22) | Oku Makiko |
| Uzaki (ep.22) | Ueda Junko |
| Onee-sama A (ep.22) | Hosono Masayo |
| Onee-sama B (ep.22) | Itou Ayako |
| Wild-Animal Tamer (ep.23-24) | Ono Daisuke |
| Trapeze Rider (ep.23) | Kobushi Nobuyuki |
| Clown A (ep.23)/Clown (ep.24) | Takatsuka Masaya |
| Clown B (ep.23) | Ueda Youji |
| Girl (ep.23) | Oku Makiko |
| Executive Woman (ep.24) | Ueda Junko |
| Boy (ep.25) | Oku Makiko |
| 念戸 Kaoru (ep.26) | Oku Makiko |
| Hijiri Youichi <UNCREDITED ROLE(?)> | Saitou Chiwa |
| Megane-kun [Glasses-kun] <UNCREDITED ROLE(?)> | Ogihara Hideki |
