[skeeter]

IJA required about a quarter to a third of what the navy used, and Manchukuo produced about a million tons of oil in ‘41.

I have no idea if this would’ve been enough, I suspect not.

[Buttons12]

IJA required about a quarter to a third of what the navy used, and Manchukuo produced about a million tons of oil in ‘41.

They needed about 20x that, before Pearl Harbor. After Pearl, probably 40 million would have been necessary. And what they had in Manchuria wasn't exactly Texas tea.