Volume 31

--- | --- |
| ‹  [Volume 30](/wiki/Volume_30 "Volume 30") | [**List of Chapters**](/wiki/Manga#Chapters "Manga") • [**List of Cases**](/wiki/List_of_manga_cases#Detective_Conan_Case_List "List of manga cases") | [Volume 32](/wiki/Volume_32 "Volume 32")  › |
|  |  |
| --- | --- |
| **Volume 31** | |
|  | |
| **Information** | |
| Release date: | March 17, 2001 |
| Chapters: | 307-317 |
| ISBN: | ISBN 4-09-126161-2 |
| Publisher: | [Shogakukan](/wiki/Shogakukan "Shogakukan") |
| English release date: | September 15, 2009 |
| English ISBN: | ISBN 1-4215-2199-7 |
| English Publisher: | [Viz Media](/wiki/Viz_Media "Viz Media") |
| **Featured Detective & Keyhole** | |
| |  |  | | --- | --- | | [Toyama no Kin-san](http://en.wikipedia.org/wiki/Toyama_no_Kin-san "wikipedia:Toyama no Kin-san") | [Ginshiro Toyama](/wiki/Ginshiro_Toyama "Ginshiro Toyama") | | |
| **Aoyama's death & Conan side images** | |
| |  |  | | --- | --- | |  |  | | |
Volume 31 was released on March 17, 2001 in Japan.
## Contents
* [1 Cast](#Cast)
* [2 Gadgets](#Gadgets)
* [3 Chapters](#Chapters)
+ [3.1 Pottery Class Case](#Pottery_Class_Case)
- [3.1.1 File 307 - The Hidden Word](#File_307_-_The_Hidden_Word)
- [3.1.2 People](#People)
- [3.1.3 Major Events](#Major_Events)
+ [3.2 Fake Kogoro Mouri Case](#Fake_Kogoro_Mouri_Case)
- [3.2.1 File 308 - An Impostor Appears](#File_308_-_An_Impostor_Appears)
- [3.2.2 File 309 - Truth of the Impostor](#File_309_-_Truth_of_the_Impostor)
- [3.2.3 File 310 - The Time of Lies](#File_310_-_The_Time_of_Lies)
- [3.2.4 People](#People_2)
- [3.2.5 Major Events](#Major_Events_2)
+ [3.3 Netted Man Murder Case](#Netted_Man_Murder_Case)
- [3.3.1 File 311 - Warm Ocean](#File_311_-_Warm_Ocean)
- [3.3.2 File 312 - Caught in a Net...](#File_312_-_Caught_in_a_Net...)
- [3.3.3 File 313 - A Courageous Decision](#File_313_-_A_Courageous_Decision)
- [3.3.4 People](#People_3)
- [3.3.5 Major Events](#Major_Events_3)
+ [3.4 Naniwa Swordsman Case](#Naniwa_Swordsman_Case)
- [3.4.1 Characters introduced](#Characters_introduced)
- [3.4.2 File 314 - The Naniwa Swordsman](#File_314_-_The_Naniwa_Swordsman)
- [3.4.3 File 315 - The Invisible Swordsman](#File_315_-_The_Invisible_Swordsman)
- [3.4.4 File 316 - The Swordsman of Justice](#File_316_-_The_Swordsman_of_Justice)
- [3.4.5 People](#People_4)
- [3.4.6 Major Events](#Major_Events_4)
+ [3.5 Tiger Scroll Case](#Tiger_Scroll_Case)
- [3.5.1 File 317 - The Ruler's Palace](#File_317_-_The_Ruler.27s_Palace)
- [3.5.2 People](#People_5)
* [4 Cover in other countries](#Cover_in_other_countries)
* [5 References](#References)
* [6 See also](#See_also)