Siheyuan: Lao Liu Kills the Japanese

Seeking the Republic of China + Space + Force + Fighting the Japanese

During the Republic of China, the heroine traveled all over the country, fighting the Japanese, collecting the Japanese's belongings into the space, and using force to the ceiling.

Looking for a New Siheyuan Book About Fighting the Japanese Devils

The main character starts out as a child. Killed several Japanese in the courtyard

Fight the Japanese in the Courtyard by Yourself, It's a Cool Article with Space.