From the Start, I Buried Sixty-Six Japanese Soldiers

Looking for Stories About Fighting the Japanese Invaders Alone, Without Joining an Organization

Any Novels About One Person Fighting the Japanese Invaders During the War of Resistance?

No Li Yunlong! Looking for a novel about someone who transmigrates to the War of Resistance against Japan and has a System.

Anti-Japanese War Stories About Someone Who Goes It Alone and Joins No Organization

Are there any stories set during wartime where one person fights the Japanese invaders alone, keeps to themselves, and never joins any organization?