You gve the king money by first go on to your tamagotchi and go to the book icon and then scroll down with button A and look for points and when you see point use button B to select it and then when you get there press button B again and then donate as much amount of money you like.
Amount of money to get passwords : 5,000 points....... 12,000 points......30,000 points....
Oh and for the 5,000 points you must donate up to three times to the amount of 5,000points . (example, first donate 2,000points...then 2,000points.......finally 1,000.
If you need help or don't understand what I am sayong just pm me and I wil try my best to help you.