Episode 859

| Chronology | | |
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| ‹  [The Shifting Mystery of Beika City](/wiki/The_Shifting_Mystery_of_Beika_City "The Shifting Mystery of Beika City") | [**List of Episodes**](/wiki/Anime#Episodes "Anime") | [The Security System's Pitfall](/wiki/The_Security_System%27s_Pitfall "The Security System's Pitfall")  › |
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| --- | --- |
| **Episode 859   (Int. Episode 914)** | |
|  | |
| **Information** | |
| Title: | The Dark Mountain Route |
| Japanese title: | 暗闇の山岳ルート   (Kurayami no Sangaku Rūto) |
| Original airdate: | May 13, 2017 |
| Broadcast rating: | 7.6% |
| Filler case: | #277 |
| Season: | (/wiki/Season_22 "Season 22") |
| Manga source: | **TV Original** |
| **Case** | |
| Cast: | [Conan Edogawa](/wiki/Conan_Edogawa "Conan Edogawa")   [Hiroshi Agasa](/wiki/Hiroshi_Agasa "Hiroshi Agasa")   [Ai Haibara](/wiki/Ai_Haibara "Ai Haibara")   [Detective Boys](/wiki/Detective_Boys "Detective Boys")   [Juzo Megure](/wiki/Juzo_Megure "Juzo Megure")   [Wataru Takagi](/wiki/Wataru_Takagi "Wataru Takagi") |
| Case solved by: | [Hiroshi Agasa](/wiki/Hiroshi_Agasa "Hiroshi Agasa") (via [Conan](/wiki/Conan_Edogawa "Conan Edogawa")) |
| Next Conan's Hint: | Research Balloon |
| **Staff** | |
| Director: | [Yasuichiro Yamamoto](/wiki/Yasuichiro_Yamamoto "Yasuichiro Yamamoto") |
| Screenplay: | [Koshiro Mikami](/wiki/Koshiro_Mikami "Koshiro Mikami") |
| Storyboard: | [Yasuyuki Honda](/wiki/Yasuyuki_Honda "Yasuyuki Honda") |
| Episode director: | [Yoko Fukushima](/wiki/Yoko_Fukushima "Yoko Fukushima")   [Makiko Hayase](/wiki/Makiko_Hayase "Makiko Hayase") (asst.) |
| Animation director: | [Seiji Muta](/wiki/Seiji_Muta "Seiji Muta") (supervisor)   [Yui Ushinohama](/wiki/Yui_Ushinohama "Yui Ushinohama"), [Miho Tanaka](/wiki/Miho_Tanaka "Miho Tanaka") (asst.), [Chie Morishita](/wiki/Chie_Morishita "Chie Morishita") (asst.), [Yumiko Ishii](/wiki/Yumiko_Ishii "Yumiko Ishii") (asst.), and [Hiroaki Takagi](/wiki/Hiroaki_Takagi "Hiroaki Takagi") (asst.) |
| Character design: | [Masatomo Sudo](/wiki/Masatomo_Sudo "Masatomo Sudo")   [Nobuyuki Iwai](/wiki/Nobuyuki_Iwai "Nobuyuki Iwai")   [Kumiko Shishido](/wiki/Kumiko_Shishido "Kumiko Shishido") (design works) |
| | Voice Cast: | | --- | | [Minami Takayama](/wiki/Minami_Takayama "Minami Takayama") as [Conan Edogawa](/wiki/Conan_Edogawa "Conan Edogawa")   [Kenichi Ogata](/wiki/Kenichi_Ogata "Kenichi Ogata") as [Hiroshi Agasa](/wiki/Hiroshi_Agasa "Hiroshi Agasa")   [Megumi Hayashibara](/wiki/Megumi_Hayashibara "Megumi Hayashibara") as [Ai Haibara](/wiki/Ai_Haibara "Ai Haibara")   [Yukiko Iwai](/wiki/Yukiko_Iwai "Yukiko Iwai") as [Ayumi Yoshida](/wiki/Ayumi_Yoshida "Ayumi Yoshida")   [Ikue Otani](/wiki/Ikue_Otani "Ikue Otani") as [Mitsuhiko Tsuburaya](/wiki/Mitsuhiko_Tsuburaya "Mitsuhiko Tsuburaya")   [Wataru Takagi](/wiki/Wataru_Takagi_(voice_actor) "Wataru Takagi (voice actor)") as [Genta Kojima](/wiki/Genta_Kojima "Genta Kojima"), [Wataru Takagi](/wiki/Wataru_Takagi "Wataru Takagi")   [Chafurin](/wiki/Chafurin "Chafurin") as [Juzo Megure](/wiki/Juzo_Megure "Juzo Megure")   [Mamiko Noto](/wiki/index.php?title=Mamiko_Noto&action=edit&redlink=1 "Mamiko Noto (page does not exist)") as [Takemi Yamakura](/wiki/Takemi_Yamakura "Takemi Yamakura")   [Minako Kotobuki](/wiki/index.php?title=Minako_Kotobuki&action=edit&redlink=1 "Minako Kotobuki (page does not exist)") as [Eiko Ikeguchi](/wiki/Eiko_Ikeguchi "Eiko Ikeguchi")   [Go Shinomiya](/wiki/index.php?title=Go_Shinomiya&action=edit&redlink=1 "Go Shinomiya (page does not exist)") as [Taro Hayashida](/wiki/Taro_Hayashida "Taro Hayashida")   [Takashi Kondo](/wiki/index.php?title=Takashi_Kondo&action=edit&redlink=1 "Takashi Kondo (page does not exist)") as [Tokunori Ashizuka](/wiki/Tokunori_Ashizuka "Tokunori Ashizuka")   [Tatsuhiro Kikuchi](/wiki/index.php?title=Tatsuhiro_Kikuchi&action=edit&redlink=1 "Tatsuhiro Kikuchi (page does not exist)") as Forensics officer | | |
| **Music** | |
| Opening song: | [Ikusen no Meikyū de Ikusen no Nazo o Toite](/wiki/Ikusen_no_Meiky%C5%AB_de_Ikusen_no_Nazo_o_Toite "Ikusen no Meikyū de Ikusen no Nazo o Toite") |
| Closing song: | [YESTERDAY LOVE](/wiki/YESTERDAY_LOVE "YESTERDAY LOVE") |
***The Dark Mountain Route*** (暗闇の山岳ルート ,*Kurayami no Sangaku Rūto*[?](/wiki/Help:Japanese "Help:Japanese")) is the 859th episode of the *[Detective Conan](/wiki/Detective_Conan "Detective Conan")* [anime](/wiki/Anime "Anime").
## Contents
* [1 Cast](#Cast)
* [2 Gadgets](#Gadgets)
* [3 Case](#Case)
+ [3.1 Situation](#Situation)
+ [3.2 People](#People)
+ [3.3 Resolution](#Resolution)
* [4 Trivia](#Trivia)
* [5 Gallery](#Gallery)
* [6 In other languages](#In_other_languages)
* [7 See also](#See_also)