In a world plagued by creatures known as Kaiju, Kafka Hibino aspired to enlist in The Defense Force. He makes a promise to enlist with his childhood friend, Mina Ashiro. Soon, life takes them in separate ways. While employed cleaning up after Kaiju battles, Kafka meets Reno Ichikawa. Reno's determination to join The Defense Force reawakens Kafka's promise to join Mina and protect humanity.
Masaya Fukunishi
Kafka Hibino / Kaiju No. 8 (voice)
Asami Seto
Mina Ashiro (voice)
Wataru Katoh
Reno Ichikawa (voice)
Kengo Kawanishi
Soshiro Hoshina (voice)
Fairouz Ai
Kaiju No. 15 (voice), Kikoru Shinomiya (voice)
Genta Nakamura
Security Police (voice), Operator (voice), Pickup Guy (voice), Kota Tachibana (voice), Platoon Leader (voice), Classmate (voice), Radio Announcer (voice), Senior Troops Member (voice), Youngster (voice), Drone Crew Member (voice), Citizen (voice), Troops Member (voice), In-building Announcement (voice)
Ryosuke Higa
Kohinata (voice), Self-Defense Forces Member (voice), Defense Force Announcement (voice), Senior Troops Member (voice), Operator (voice), Troops Member (voice), Citizen (voice), Ministry of Defense Staff Member (voice), Platoon Leader (voice), Command Post Member (voice), Wedding Host (voice)
Yuuki Shin
Iharu Furuhashi (voice)
Tomohiro Ono
Shimoen (voice), Operator (voice), Troops Member (voice), Examinee (voice), Yoshimura (voice), Citizen (voice)
Sayaka Senbongi
Konomi Okonogi (voice)
Nene Hieda
Girl (voice), Citizen (voice), Troops Member (voice), Akari Minase (voice), Haruichi's Friend (voice), Operator (voice), Nurse (voice)
Keisuke Komoto
Haruichi Izumo (voice)
Shota Yamamoto
Announcer (voice), Operator (voice), Kurodo Miyake (voice), Troops Member (voice), Mebari (voice), Train Operator (voice)
Shunsuke Takeuchi
Aoi Kaguragi (voice)
Takayuki Sugo
Keiji Itami (voice)
Ryota Suzuki
Akira Kurusu (voice)
Koki Uchiyama
Gen Narumi (voice)
Tomokazu Seki
AI (voice)
Tessyo Genda
Isao Shinomiya (voice)
Hiroyuki Yoshino
Kaiju No. 9 (voice)
Hiroki Yasumoto
Eiji Hasegawa (voice)
Yutaka Aoyama
Masahide Tokuda (voice)
Mutsumi Tamura
Tae Nakanoshima (voice)
Ivan Shibata
Troops Member (voice), Hiroto Mori (voice), Security Guard (voice), Self-Defense Forces Member (voice)
Makoto Furukawa
Ryo Ikaruga (voice)
Kana Hanazawa
Rin Shinonome (voice)
Jun Fukushima
Ichitaka Miike (voice)
Kouji Takeda
Newscaster (voice), Male Announcer (voice), Announcer (voice)
Miou Tanaka
Juzo Nogizaka (voice)
Mitsuru Miyamoto
Mizoguchi (voice)
Megumi Han
Kafka Hibino as a Child (voice)
Kenta Miyake
Kaiju No. 10 (voice)
Akihiro Shinohara
TV Host (voice), Kinashi (voice), Operator (voice)
Hiroki Tanaka
Alarm Announcement (voice), Street Announcement (voice)
Cho
Sebasu (voice)
Hana Hishikawa
Examinee (voice), Risa (voice), Girl (voice)
Tomokazu Sugita
Takamichi Hotaka (voice)
Takuya Masumoto
Senior Troops Member (voice), Kinugasa (voice), Defense Force Executive (voice)
Kotono Mitsuishi
Hikari Shinomiya (voice)
Shunsuke Sakuya
Juugo Ogata (voice)
Mao Ichimichi
Toko Kirimori (voice)
Maria Abo
Operator (voice)
Shinnosuke Musashi
Troops Member (voice), Kase (voice), Kurume (voice)
TARAKO
Mysterious Young Beast (voice)
Hitomi Kitazaki
Youngster's Mother (voice), Female Announcer (voice)
Yuuki Takada
Girl (voice)
Sachiko Kojima
Girl's Mother (voice)
Katsuyuki Miura
Troops Member (voice), Security Guard (voice)
Makoto Takahashi
Examinee (voice), Troops Member (voice)
Mayuko Kazama
Hakua Igarashi (voice)
Masaaki Ihara
Takao (voice)
Taisuke Nakano
Tonari (voice)
Rika Hayashi
Girl (voice), Wife (voice)
Hinata Tadokoro
Troops Member (voice), Ebina (voice)
Yukihiro Yoshikawa
Classmate (voice), Citizen (voice)
Sayaka Kamitani
Female Student (voice)
Hiroshi Iwasaki
Old Man (voice)
Takahiro Yoshino
Operator (voice)
Ryo Sugisaki
Risa's Father (voice)
Misa Kato
Mother (voice)
Eiji Takeuchi
Senior Troops Member (voice)
Yoji Ueda
Kanji Nagamine (voice)
Shinpachi Tsuji
Head Chef Dojima (voice)
Mitsuho Kambe
Troops Member (voice)
Taito Ban
Itakura (voice)
Takayuki Ishii
Staff Member (voice)
Rikiya Koyama
Hoshina's Father (voice)
Tomoyuki Shimura
Hoshina's Superior Officer (voice)
Shunpei Kusano
Defense Force Executive (voice)
Takahiro Shimada
Defense Force Executive (voice)
Motoki Sakuma
Defense Force Executive (voice)
Kouki Sakurai
Defense Force Member (voice)
Shinya Nishiyama
Defense Force Member (voice)
Kohei Yamashita
Defense Force Member (voice)
Yuto Yamamoto
Citizen (voice)
Risa Hanafusa
Citizen (voice)
Koji Okino
Tabuchi (voice)
Ryoma Masuda
Ichinokura (voice)
Ayato Morinaga
Operator (voice)
Minami Shindo
Older Brother (voice)
Takako Tanaka
Younger Sister (voice)
Mariko Nagai
Citizen (voice)
Fuka Miyako
Student (voice)
Ran Koba
Student (voice)
Mana Nakatomi
Student (voice)
Yuhko Kaida
Jura Igarashi (voice)
Kento Shiraishi
Troops Member (voice)
Tsubasa Sasa
Troops Member (voice)
Arisa Sakuraba
Classmate (voice)
Kazuyuki Okitsu
Soichiro Hoshina (voice)
Yuuri Sakamoto
Chieko Tokuda (voice)
Yu Kousaka
Operator (voice)
Rei Ichinomiya
Operator (voice)
Toshihiko Seki
Kaiju No. 11 (voice)
Yoshino Ootori
Old Woman (voice)
