How to get Hogyoku Fragment in Sailor Piece

LegendaryHollow Island

Hogyoku Fragment is a legendary sword material in Sailor Piece, obtained from Collection on Hollow Island. Below are all confirmed sources and everything it's used for.

Where to Get Hogyoku Fragment

There are 4 confirmed sources for Hogyoku Fragment, ranked below by usefulness. Farm rates below are from community tracking.

Source	Location	Drop Rate
Collection	Hollow Island	Guaranteed / n/a
Boss / Dungeon drops	—	Guaranteed / n/a
6 islands (Snow, Shibuya, Hollow, Shinjuku, Slime, Judgement)	—	Guaranteed / n/a
Aizen Boss	—	1.2%