Shim Cheong's Miraculous Fish Tank
Shim Cheong’s Miraculous Fish Tank can be obtained with the Iridescent Shellfish obtained every week from Dorio at the Sea Palace.
If you put fish in this tank, they will stay fresh five times longer thanks to special Netherworld powers. The caught fish are automatically stored, making it a very useful bag for adventurers who enjoy fishing, and a great opportunity for beginners to enjoy fishing more comfortably and sell their catch.
- Give 4 Iridescent Shellfish to Shim Cheong at the Sea Palace to obtain Shim Cheong's Miraculous Fish Tank.
- Quest conditions: Have 4 Iridescent Shellfish, possess knowledge of “The Tale of Shim Cheong” by completing the questline.
- Added Shim Cheong’s Miraculous Fish Tank, created with the special power the Netherworld by Shim Cheong.
- Fish stored in Shim Cheong’s Miraculous Fish Tank have their price guarantee duration increased by five times.
- Fish taken out of Shim Cheong’s Miraculous Fish Tank have their price guarantee duration decreased by five times.
- Fish stored in Shim Cheong’s Miraculous Fish Tank can be sold to trade managers and delivered for Imperial Fishing Delivery.
- If you have Shim Cheong’s Miraculous Fish Tank in your bag, fish obtained through fishing will be automatically stored.
| Auto Storage | Price Guarantee Duration | ||
![]() ▲ Fresh fish sent straight to the tank!
|
![]() ▲ Fish stay fresher in the tank
(Price guarantee duration 1 day → 5 days) |

- Only fish with a price guarantee duration can be stored in Shim Cheong’s Miraculous Fish Tank.
- You cannot store fish in Shim Cheong’s Miraculous Fish Tank if your bag weight exceeds 100%.
- If there are no fish stored in the fish tank, it can be moved to other town storages connected by maids or the Magnus, but it cannot be moved if there are fish stored.
TIP! Did you know?
Fish caught in O’dyllita have a price guarantee period of 1.5 days,
while fish caught in the Mountain of Eternal Winter have a price guarantee period of 3 days.
If you store fish from both regions in Shim Cheong’s Miraculous Fish Tank, you can store them even longer!

- Dorio, who was fishing in the Sea Palace, became close to the adventurers sharing stories and began to enjoy fishing together.
- He started giving Iridescent Shellfish to them.
- The quest requirement to obtain Iridescent Shellfish for Shim Cheong’s Miraculous Fish Tank now includes catching green grade fish x3.
- So the dialogues of the quest have been changed.
- Unexpected Encounter
- To Fill One’s Belly
- Otter Fishing Secrets
- Suspicious Secret
- Added Shim Cheong's Miraculous Fish Tank information to the Black Spirit guide (/).
- The above guide is displayed to only Fishing Master 1 and higher, who haven't completed the Recall the Memories quest.
- Added Shim Cheong's Miraculous Fish Tank to Quests (O) - Suggested.
- [Life] Shim Cheong's Miraculous Fish Tank with the power of the Netherworld keeps the fish fresher!
- He began giving shellfish to skilled adventurers in fishing so that they can safely handle Shim Cheong's Miraculous Fish Tank, which contains a special power.
- During the Recall the Memories quest to obtain Shim Cheong's Miraculous Fish Tank, you need to be Fishing Master 1 or higher to receive Iridescent Shellfish.
- Changed dialogues of the Recall the Memories quest, as the Fishing level condition was added.
As interest in the fishing content continues to grow among adventurers, there's also been an increased focus on the quest to acquire "Shim Cheong's Miraculous Fish Tank," which offers a 50-slot fish-exclusive inventory. However, some adventurers have found themselves a bit startled after losing the "Iridescent Shellfish" previously obtained through the quest, prompting visits to Support. To alleviate any confusion, we've updated the quest so that this item is no longer required.
- Changed the Recall the Memories quest to no longer require the Iridescent Shellfish to obtain Shim Cheong's Miraculous Fish Tank.
- The quest completion requirement for catching fish during the quest remains the same as before.
- Added the Thunder's Dream: Voltarion knowledge reward to the [Voltarion] Forgotten Dream quest.
- Improved the quest dialogue and completion requirement phrases of the Collect Rough Information quest to clearly indicate the monster's name.
- Updated the quest requirements for "[Season Quest] Day 31, Stretching your Sea Legs."
- Before: Complete Falasi Family's Kindness
- After: Complete [Repeat] Philaberto Falasi's Request

