The Japanese Plan on Paper
Operation MI divided forces to lure the American carrier fleet into a trap. Carrier strike force would hit Midway, draw out Nimitz, then ambush with superior numbers. Main body waited 600 miles behind with battleships to finish damaged carriers. Dispersed scouting lines covered possible American approaches. The plan exploited interior lines and numerical advantage.
What Actually Happened
US codebreakers knew the target and approximate timing. Nimitz concentrated three carriers against four Japanese. Japanese reconnaissance failed due to weather and poor coordination. Nagumo hesitated between rearming for strike and anti-ship loadout. Dive bombers arrived at the perfect moment of vulnerability. Four carriers sank in hours. Luck played its part. Process did not.
Hindsight Framing and Survivorship Bias
History books call Midway a triumph of American strategy. It was not. It was a triumph of intelligence and timing. The Japanese plan had higher expected value if reconnaissance worked and Nagumo committed faster. We judge the plan by outcome, not inputs. Winners write history. Losers get labeled incompetent. The same pattern appears in business. Failed startups look foolish in retrospect. Surviving ones look genius. Process gets rewritten to fit result.
The Broader Principle
Superior process raises probability of success. It does not guarantee it. Variance exists. A single reconnaissance plane missing the American task force flipped the campaign. You can run perfect process and still lose. The correct response is not to abandon the process. It is to tighten distribution of outcomes through better reconnaissance, faster decisions, and redundancy. Changing strategy because one instance failed is the real mistake.
Midway reminds us: judge decisions by information available at the time, not by what happened after. Outcomes are noisy signals. Process is what you control.