Armchair warriors often fail, and we've been poisoned by these fairy tales.
Aoi Aoi toki ga toke dasheta.
When placing the 1st hut during the game set up does the player also choose a sacrifice token to place underneath?
No, there isn't a sacrifice token on the initial hut, it would prevent the population growth action.
If not then how does he get the fourth token on the board?
By placing your 5th hut.