I gonna tell u how to get a warehouse full of (big*)riceballs whit a few steps
step1:select give up in you`r menu if you`r not in canyon hamlet
step2:go outside the inn and go to the tavern/bar
step3:if you talk to the owner(on you`r rigth side of the cook)he wil give you a (big*)riceball,he will do that very adventure
step4:go to the warehouse and put your (big*)riceball on the floor
step5:go outside and kill yourself(select give up again if you outside)
step6:do this 5steps again,and again,and again
step7:here iss you`r own (big*)riceball stock

warning:the owner stops giving you riceballs if you complete the game
*:the most times he gives me a big riceball where he can give you a small/normal riceball to