Special Volume 31

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| ‹  [Special Volume 30](/wiki/Special_Volume_30 "Special Volume 30") | [**List of Chapters**](/wiki/Detective_Conan_Special#Chapters "Detective Conan Special") | [Special Volume 32](/wiki/Special_Volume_32 "Special Volume 32")  › |
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| **Volume 31** | |
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| **Information** | |
| Release date: | December 25, 2007 |
| Original Work: | [Gosho Aoyama](/wiki/Gosho_Aoyama "Gosho Aoyama") |
| Manga: | [Yutaka Abe](/wiki/Yutaka_Abe "Yutaka Abe"), [Denjiro Maru](/wiki/Denjiro_Maru "Denjiro Maru"), [Takahisa Taira](/wiki/Takahisa_Taira "Takahisa Taira") |
| ISBN: | ISBN 4-09-140457-X |
| Publisher: | [Shogakukan](/wiki/Shogakukan "Shogakukan") |
| **Back Cover Image** | |
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| **Conan Side Image** | |
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**Special Volume 31** was released on December 25, 2007 in Japan.[](#cite_note-1)[](#cite_note-2)
## Contents
* [1 Cast](#Cast)
* [2 Gadgets](#Gadgets)
* [3 Kaitou Kid and the Mystery of the Black Jewel](#Kaitou_Kid_and_the_Mystery_of_the_Black_Jewel)
+ [3.1 File 1 - Part 1](#File_1_-_Part_1)
+ [3.2 File 2 - Part 2](#File_2_-_Part_2)
+ [3.3 People](#People)
* [4 The Grandfather Clock](#The_Grandfather_Clock)
+ [4.1 File 3 - Part 1](#File_3_-_Part_1)
+ [4.2 File 4 - Part 2](#File_4_-_Part_2)
+ [4.3 People](#People_2)
* [5 The Targeted Security Training](#The_Targeted_Security_Training)
+ [5.1 File 5 - Part 1](#File_5_-_Part_1)
+ [5.2 File 6 - Part 2](#File_6_-_Part_2)
+ [5.3 People](#People_3)
* [6 The Metal of the Missing Village](#The_Metal_of_the_Missing_Village)
+ [6.1 File 7 - Part 1](#File_7_-_Part_1)
+ [6.2 File 8 - Part 2](#File_8_-_Part_2)
+ [6.3 People](#People_4)
* [7 The Mystery of Spontaneous Combustion](#The_Mystery_of_Spontaneous_Combustion)
+ [7.1 File 9 - Part 1](#File_9_-_Part_1)
+ [7.2 File 10 - Part 2](#File_10_-_Part_2)
+ [7.3 People](#People_5)
* [8 The Treasure of Masayuki Yoshihi](#The_Treasure_of_Masayuki_Yoshihi)
+ [8.1 File 11 - Part 1](#File_11_-_Part_1)
+ [8.2 File 12 - Part 2](#File_12_-_Part_2)
+ [8.3 People](#People_6)
* [9 Cover in other countries](#Cover_in_other_countries)
* [10 References](#References)
* [11 See also](#See_also)