- You need to finish Under the Sea and have begun The Sand Charm to get this quest.
- Talk to Oswald. He asks you to get him a Danceshroom.
- Danceshrooms drop off Shriekers (Ordelle's Caves), Myxomycetes (Sanctuary of Zi'Tah), Killer Mushrooms (Crawlers' Nest), Exorays (Crawlers' Nest), and Death Caps (The Boyahda Tree).
- Danceshrooms can be bought from the regional vendor for Movalpolos in each of the three major cities.
- Danceshrooms can also be obtained from the BCNM Toadal Recall, Chocobo Digging in Yuhtunga Jungle, Harvesting in Yuhtunga Jungle and Yhoator Jungle, and Gardening.
- Danceshrooms can be found under Auction House Category: Food >> Ingredients.
- Trade the Danceshroom to Oswald for your reward.