Prosperity 1556

When a man of the new era who is highly educated and has participated in severe tests returns to the turbulent Warring States Period in Japan, what will he do? As passionate young people who grew up under the red flag and were born in a new society, since they can't go back, let's have a good time. This is mine, that is mine, and as for you, get out of here. OK, the game is over and the protagonist wins.