This page explains how to solve the quest "Walkappa's Bottle" in Yo-kai Watch.
Start the Quest
Talk to Walkappa near Shoten Temple in Blossom Heights to start the quest.
Find Walkappa's Bottle!
Go up and town the rivers in Uptown Springdale and check on the sparkles that you find.
Return to Walkappa!
When Whisper says to go back to Walkappa, go to Shoten Temple and talk to Walkappa again.
Search Catfish Pond!
Go to Mount Wildood and search Catfish Pond for sparkles. This time you will find the bottle.
Return the bottle.
Go back and talk to Walkappa near Shoten Temple to complete the quest.
Return to the List of Quests.