This guide explains how to get the Mysterious Stone in Judge Eyes (Like a Dragon: Judgment). Including a list of key locations and NPCs where the item can be acquired.
Table of Contents
How to Get the Mysterious Stone
Steps to Get the Mysterious Stone
1. | Obtain at the Host Hangout |
---|---|
2. | Obtain in the Break Room of Cafe Alps |
3. | Obtain on Millennium Tower East Street |
4. | Obtain Inside Ebisu Pawn |
5. | Obtain in the Alley Behind Hotel District |
6. | Obtain Near Yagami Detective Agency |
Obtain at the Host Hangout

If you talk to them several times at the Host Hangout, you will be able to get a Mysterious Stone. To be able to use the Host Hangout, you need to become friends with Hideaki Deguchi.
Obtain in the Break Room of Cafe Alps

If you talk to them several times in the break room of Cafe Alps, you will be able to get a Mysterious Stone. To be able to obtain the Mysterious Stone, first become friends with Toshikazu Sagara.
Obtain on Millennium Tower East Street

Available near the entrance of Asia Street on Millennium Tower East Street. It respawns over time. To get it, you need to fly a drone to retrieve the item.
Obtain Inside Ebisu Pawn

You can also get a Mysterious Stone inside Ebisu Pawn. It respawns over time, so visit periodically.
Obtain in the Alley Behind Hotel District

You can get a Mysterious Stone in the alley behind Hotel District. Proceed down the narrow path to the right of HOTEL Volescia to reach the alley. This also respawns over time, so check the alley when you're nearby.
Obtain Near Yagami Detective Agency

Proceed west from Yagami Detective Agency, and the Mysterious Stone is on the narrow path past the white car you climb over. It respawns over time, so try visiting after advancing time on the sofa.
How to Use the Mysterious Stone
For Crafting Fainting Double Blow Elixir
The Mysterious Stone is one of the materials for crafting the "Fainting Double Blow Elixir". The Fainting Double Blow Elixir is an elixir that allows you to perform a stunning attack by pressing ○ twice in a row during battle.
Fainting Double Blow Elixir Recipe
Material | Main Acquisition Method |
---|---|
Exquisite Screw x2 | Purchase at Ebisu Pawn |
Old Circuit x2 | Purchase at Ebisu Pawn |
Mysterious Stone x2 | - |
Cat Food: Gold Tuna Cheek Meat x4 | Purchase at Onodera's Wares |
Unlocked Through Friend Event with Iyama

The Fainting Double Blow Elixir is unlocked by progressing Iyama's friend event. Also, to become friends with Iyama, you need to obtain the Fainting Double Blow Elixir, so you will have to craft it at least once.