Why is China not in this picture?

Because it raises uncomfortable questions, like
>why did the Allies give so much support to the Soviet Union, while almost entirely neglecting the Second United Front?

That the official Japanese statistics, which doesn't include the wounded who later died from their injury or disease.

The figure varies a lot, depending on which source you cite, but the ratio is similar, 3:1 Chinese to Japanese death ratio and 39-40% of all Japanese casualty was in China.

that pic is from a movie

Read Pappy Boyington's autobiography. The Chinese contributed nothing to the war effort. Everything they received was sold as graft. Chaing Kai Sheck was a Zelensky-tier crook.