The Fifteen-Year-Old Marshal of the Anti-Japanese War

A game otaku who died at home due to staying up late playing games accidentally transported his soul to the Anti-Japanese War period and was bound to an invincible system, thus starting the protagonist's anti-Japanese war journey. Let's see how the protagonist dominates in this parallel world and how he works hard for this country. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.