Dungeons

Dungeon unlock steps, key farming, and the current Shadow, Rune, and Double dungeon routes.

Systems Verified

Unlock level 5,000

Entry item Dungeon Key

Dungeon types 3

NPC Dungeon Master on Dungeon Island

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Overview

The Dungeons page is a system guide for Sailor Piece.
You must collect six Dungeon Pieces and defeat 25 bosses before the dungeon menu unlocks.

Obtainment

Section

Dungeon Piece checklist

Piece	Island	Location
#1	Starter Island	Behind the red-roof house on the right side of the island
#2	Jungle Island	At the base of a rock after following the left-side shoreline rocks
#3	Desert Island	Near the bigger pyramid on the left edge of the bedrock
#4	Snow Island	At the base of the second tree behind the right-side igloos
#5	Shibuya Station	In the gap between two rooftops near the Sukuna side
#6	Hollow Island	Behind the dome on the roof behind the Aizen boss spawn

Section

Dungeon	Waves	Boss presence	Best use case
Shadow Dungeon	15	Shadow appears on waves 5, 10, and 15	Balanced farming for Shadow materials and the Shadow route
Rune Dungeon	15	Rune-focused enemy waves	Best route for farming runes and Rune Level EXP
Double Dungeon	15	Shadow Monarch appears on waves 5, 10, and 15	Best route for Shadow Monarch materials and the Shadow Monarch line

Section

Source	Published note
Aizen	One of the best tracked world boss key farms at 30%
Sukuna, Jinwoo, Ichigo	Strong key farm routes with 20% in the same guide
Gojo and Qin Shi	Mid-tier published key routes at 15%
Saber	Lower key route at 10%
General boss pool	Dungeon Keys are tracked on all world bosses except Shadow, and also through chest routes

Section

Part	What is currently published
Dungeon Token	Reward for clearing dungeons
Rune Dungeon rewards	Main source of rune drops for raising Rune Level
Shadow Dungeon rewards	Main route for Shadow line materials
Double Dungeon rewards	Main route for Shadow Monarch line materials
Dedicated dungeon shop	Some smaller guides mention Dungeon Token exclusives, but current mainstream guide sets still do not publish a stable, itemized dungeon shop table.

Section

Each dungeon has Easy, Medium, Hard, and Extreme modes.
Every run has 15 waves.
If you die or disconnect, the Dungeon Key is still consumed.
Rune Dungeon gets much better rune value at higher difficulty, but enemy HP scales heavily.

Dungeon Pieces Six hidden collectibles tied to the Dungeon Master questline that unlock the full dungeon system on Dungeon Island. Dungeon Key How to get Dungeon Key in Sailor Piece, the best Dungeon Key farms from bosses, chests, and enemies, and what Dungeon Keys are used for.