Tree game - Get the Pakapon hat on the mission 2.
Mountain game - Get the Kimpon hat on mission 14.
Cooking game - Get the Gashapon hat on mission 17.
Flower game - Get the Zapaton hat on Creatures of the Sand, make it rain and kill the purple slug.
Smith game - Get the Kampon hat on Search for a Lucky star, hunt when its not rainning and talk to star, must get the black star first.
Unlock Spear of Protection
Save after completing the demo and load that save in the full game.