Series Cast 20

1. 

   Yutaka Koizumi

   — (1 Episode), Sanetoshi Watase (voice) (24 Episodes), History Teacher (voice) (1 Episode), Doctor A (voice) (1 Episode)

2. 

   Megumi Iwasaki

   High School Girl (voice) (1 Episode), Child A (voice) (1 Episode), Shirase (voice) (24 Episodes)

3. 

   Subaru Kimura

   Kanba Takakura (voice) (24 Episodes)

4. 

   Ryohei Kimura

   Shoma Takakura (voice) (24 Episodes)

5. 

   Miho Arakawa

   Himari Takakura (voice) (24 Episodes)

6. 

   Marie Miyake

   Ringo Oginome / Hikari Utada (voice) (24 Episodes)

7. 

   Akira Ishida

   Keiju Tabuki (voice) (24 Episodes)

8. 

   Mamiko Noto

   Yuri Tokikago (voice) (24 Episodes)

9. 

   Yui Horie

   Masako Natsume (voice) (24 Episodes)

10. 

    Aki Toyosaki

    Momoka Oginome (voice) (24 Episodes)

11. 

    Kazusa Aranami

    Mario Natsume (voice) (24 Episodes)

12. 

    Yui Watanabe

    Hibari Isora (voice) (24 Episodes)

13. 

    Motoki Takagi

    Souya (voice) (24 Episodes)

14. 

    Saori Hayami

    Asami Kuhou (voice) (3 Episodes)

15. 

    Fumihiko Tachiki

    Satoshi Oginome (voice) (3 Episodes)

16. 

    Kikuko Inoue

    Chiemi Takakura (voice) (2 Episodes)

17. 

    Takehito Koyasu

    Kenzan Takakura (voice) (2 Episodes)

18. 

    Aya Uchida

    Ai (voice) (1 Episode)

19. 

    Rica Fukami

    Eriko Oginome (voice) (1 Episode)

20. 

    Baron Yamazaki

    Antiquity Announcer (voice) (1 Episode)

Series Crew 34