Hearts of Iron IV is a grand strategy computer wargame developed by Paradox Development Studio and published by Paradox Interactive. It was released worldwide on 6 June 2016. It is the sequel to 2009's Hearts of Iron III and the fourth main installment in the Hearts of Iron series.
The New Order is a mod made in Hearts of Iron IV, which depicts as what if the Axis Powers have won the Second World War. And it also does depict the Republic of China fallen under Japanese control.
The Long and Arduous Road is a submod depicting the Great Asian War, as if it was made by Gao Zongwu as a Rebellion against the Japanese.