Episode 855

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| **Episode 855   (Int. Episode 910)** | |
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| **Information** | |
| Title: | The Mystery of the Vanished Black Belt |
| Japanese title: | 消えた黒帯の謎   (Kieta Kurōbi no Nazo) |
| Original airdate: | April 15, 2017 |
| Broadcast rating: | 6.4% |
| Filler case: | #274 |
| Season: | (/wiki/Season_22 "Season 22") |
| Manga source: | **TV Original** |
| **Case** | |
| Cast: | [Conan Edogawa](/wiki/Conan_Edogawa "Conan Edogawa")   [Sonoko Suzuki](/wiki/Sonoko_Suzuki "Sonoko Suzuki")   [Makoto Kyogoku](/wiki/Makoto_Kyogoku "Makoto Kyogoku")   [Ran Mouri](/wiki/Ran_Mouri "Ran Mouri")   [Kogoro Mouri](/wiki/Kogoro_Mouri "Kogoro Mouri")   [Detective Boys](/wiki/Detective_Boys "Detective Boys") |
| Case solved by: | [Sonoko Suzuki](/wiki/Sonoko_Suzuki "Sonoko Suzuki") (via [Conan](/wiki/Conan_Edogawa "Conan Edogawa")) |
| Next Conan's Hint: | Karate Gi |
| **Staff** | |
| Director: | [Yasuichiro Yamamoto](/wiki/Yasuichiro_Yamamoto "Yasuichiro Yamamoto") |
| Screenplay: | [Takahiro Okura](/wiki/Takahiro_Okura "Takahiro Okura") |
| Storyboard: | [Yasuyuki Honda](/wiki/Yasuyuki_Honda "Yasuyuki Honda") |
| Episode director: | [Akira Yoshimura](/wiki/Akira_Yoshimura "Akira Yoshimura") |
| Animation director: | [Seiji Muta](/wiki/Seiji_Muta "Seiji Muta") (supervisor)   [Akane Imada](/wiki/Akane_Imada "Akane Imada") |
| 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")   [Wakana Yamazaki](/wiki/Wakana_Yamazaki "Wakana Yamazaki") as [Ran Mouri](/wiki/Ran_Mouri "Ran Mouri")   [Naoko Matsui](/wiki/Naoko_Matsui "Naoko Matsui") as [Sonoko Suzuki](/wiki/Sonoko_Suzuki "Sonoko Suzuki")   [Nobuyuki Hiyama](/wiki/Nobuyuki_Hiyama "Nobuyuki Hiyama") as [Makoto Kyogoku](/wiki/Makoto_Kyogoku "Makoto Kyogoku"), Makoto Kyogoku (young)   [Hiroya Ishimaru](/wiki/index.php?title=Hiroya_Ishimaru&action=edit&redlink=1 "Hiroya Ishimaru (page does not exist)") as [Tatsuhito Takami](/wiki/Tatsuhito_Takami "Tatsuhito Takami")   [Kazuki Yao](/wiki/index.php?title=Kazuki_Yao&action=edit&redlink=1 "Kazuki Yao (page does not exist)") as [Ginji Kajiyoshi](/wiki/Ginji_Kajiyoshi "Ginji Kajiyoshi")   [Fujiko Takimoto](/wiki/index.php?title=Fujiko_Takimoto&action=edit&redlink=1 "Fujiko Takimoto (page does not exist)") as [Hiroki Kadota](/wiki/Hiroki_Kadota "Hiroki Kadota")   [Arisa Kouri](/wiki/index.php?title=Arisa_Kouri&action=edit&redlink=1 "Arisa Kouri (page does not exist)") as [Katsuto Kawaguchi](/wiki/Katsuto_Kawaguchi "Katsuto Kawaguchi")   [Hitomi Ueda](/wiki/index.php?title=Hitomi_Ueda&action=edit&redlink=1 "Hitomi Ueda (page does not exist)") as [Norio Obashi](/wiki/Norio_Obashi "Norio Obashi")   [Taketora](/wiki/index.php?title=Taketora&action=edit&redlink=1 "Taketora (page does not exist)") as [Asai](/wiki/Asai "Asai")   [Koichi Tochika](/wiki/index.php?title=Koichi_Tochika&action=edit&redlink=1 "Koichi Tochika (page does not exist)") as [Matsumoto](/wiki/Matsumoto_(episode_855) "Matsumoto (episode 855)") | | |
| **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 Crimson Love Letter](/wiki/The_Crimson_Love_Letter "The Crimson Love Letter") pre-story | |
**The Mystery of the Vanished Black Belt** (消えた黒帯の謎 ,*Kieta Kurōbi no Nazo*[?](/wiki/Help:Japanese "Help:Japanese")) is the 855th episode of the *[Detective Conan](/wiki/Detective_Conan "Detective Conan")*. This episode is a pre-story for [The Crimson Love Letter](/wiki/The_Crimson_Love_Letter "The Crimson Love Letter").
## 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)