Website and data research by 101Leafy.
Poison Gem
毒の秘石
ConsumablesUsableBattle
Chance of inflicting Poison to all foes.
Buy 400Sell 100Max held 20
Skill 
Toxic Cloud
How to get it
Treasure Chests
| Area | Count |
|---|---|
| Da'at: Chiyoda | 1 |
| Da'at: Shinjuku | 2 |
Drops
| Demon | Rate |
|---|---|
| Basilisk | 10% |
| Fafnir | 10% |
| Black Ooze | 10% |
| Mad Gasser | 15% |
| Macabre | 10% |
Miman rewards
| Shops | Set | Miman found |
|---|---|---|
| Cadaver's Hollow | Ailment Gem Set ×4 | 65 |
| Cadaver's Hollow | Ailment Gem Set ×8 | 125 |
Quests
| Quests | Type |
|---|---|
| Stones of Malice ×2 | The quest asks for it |