Turning Korea-War shell orders into air conditioning and chemicals (1952)
What defined the company was not where it earned, but where it invested
It would be a shame to read this decision as merely one episode of wartime windfall. Turning money earned from military demand toward civilian markets was a pattern common to many Japanese companies after the war. What was distinctive to Daikin was that it fixed the target of that reinvestment on refrigeration and fluorocarbons — businesses that were still small at the time. Rather than leaving its capital idle in the near-term expansion of shell output, it bet on fields that would grow in peacetime, and in that one can see the opening of the road to its later specialization in air conditioning.
That said, in the choice to override the voices of caution and step once more into a wartime windfall, one can glimpse the pain of a company that had long been tossed about by military demand. The fact that what it reached for to escape crisis was, ironically, military demand yet again weighs heavily. Even so, the core of this decision lies in settling the company’s future not by where it earned but by where it poured that money. The question of which business to concentrate one’s capital in would recur again and again — in the later halt to diversification and in the strategy of concentration overseas.
Revenue and net margin, FY1947–FY1957
Revenue in ¥ bn (bars) and net margin in % (line), for the years around the decision. Shaded columns are FY1952 onwards — after it was taken.
Source: securities reports
Read the full dossier in Japanese →
The Japanese edition carries the complete record of this decision — the situation that forced it, the options weighed, what actually followed, and the sources behind every claim.
Other key decisions at Daikin
- 1994 Noriyuki Inoue’s radical air-conditioning reform: halting diversification (1994)
- 1997 Concentrating on the commercial high end in China (1997)
- 2011 Giving away the R32 refrigerant patents: an intellectual-property strategy (2011)
- 2012 The Goodman acquisition: full entry into North American residential air conditioning (2012)
- 2024 The handover to Naofumi Takenaka: moving beyond the Inoue era (2024)
Yen amounts are converted at the average rate of each figure’s own year — not today’s rate; the revenue chart is shown in yen. Exchange rates & sources — the full ¥/US$ table →
Disclaimer
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- Sources are primarily each company’s securities reports and other public filings, but errors and omissions may remain.
- Any use of this information is at the reader’s own risk. Past performance does not indicate future results.
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