1) Purchase shop items aka cash items.
2) Rare Summon
If you just started out on this game, there's a couple of 2 way for you to get free Gold Coins :
1) Open game menu, Items > Shop > scroll to the bottom - "Get gold coins via app." >More
You will have a list of Apps to download and launch to get the free Gold Coins.
You can also find the get "gold coins via app" under the Summon tab.
2) Another of their game app - "Montopia" is giving out free 300 Gold Coins. To get it,
- Download and complete the tutorial in Montopia and get the conversion code.
- Go back to Ayakashi Ghost Guild App, click the link "Enter Montopia's conversion code here:"
- Paste the code from Montopia and bling ! You have a 300 Gold Coins =) you can either buy more Spirit water for the event or test your luck with the "Rare Summon".
*Note some of them are chargeable, be careful when you click. If you downloaded all the free app, it should translate to 144 Gold Coins.
PS : There's a beginner pack value at 800 Gold Coins but it's only 50 Gold Coins now.