Dissolving Mitsubishi Hitachi Power Systems and exiting thermal power (2019)
What a joint venture’s risk-sharing left behind
The core of this decision can be seen to be, at once, the accounting for a financial loss and a re-questioning of the very form of risk-sharing that a joint venture is. When a project won single-handedly is carried into a joint venture, responsibility easily blurs once a loss arises. The integration in which Hitachi and Mitsubishi Heavy pulled thermal power into one carried, in exchange for the gain of scale, a structure in which the party performing the work and the party winning the order were misaligned. The price of a $3.4B (¥376bn) settlement loss can be seen as no small part a product of that structure.
The swap of folding up thermal power and buying the grid was also a bet that got ahead of the era’s demand for decarbonization. The judgment to move the pillar of the energy business from the upstream of power generation to transmission and distribution, from the domain that emits carbon dioxide to the domain that delivers, connects to today’s configuration built around Hitachi Energy. How far the choice to deliberately let go of the founding-lineage thermal power supports the next growth will be mirrored in how much of an earner Hitachi Energy grows into from here.
Revenue and net margin, FY2014–FY2024
Revenue in ¥ bn (bars) and net margin in % (line), for the years around the decision. Shaded columns are FY2019 onwards — after it was taken.
Source: securities reports
Read the full dossier in Japanese →
The Japanese edition carries the complete record of this decision — the situation that forced it, the options weighed, what actually followed, and the sources behind every claim.
Other key decisions at Hitachi
- 1953 Successive tech alliances with GE, RCA and WE — reversing the domestic-technology creed (1953)
- 2009 Emergency rebuild after Lehman and the break with the general-electric model (2009)
- 2018 Buying ABB’s power-grid business and launching Hitachi Energy (2018)
- 2021 The ~¥1 trillion acquisition of GlobalLogic (2021)
- 2022 Selling the listed subsidiaries and dismantling the parent-child listing structure (2022)
Yen amounts are converted at the average rate of each figure’s own year — not today’s rate; the revenue chart is shown in yen. Exchange rates & sources — the full ¥/US$ table →
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Data API
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| Method | Endpoint | Returns |
|---|---|---|
| GET | /api/companies.json | All companies |
| GET | /api/6501/manifest.json | Resource index |
| GET | /api/6501/history.json | History overview |
| GET | /api/6501/timeline.json | Chronology |
| GET | /api/decisions.json | All management decisions (index) |
| GET | /api/6501/decisions.json | Management decisions (index) |
| GET | /api/6501/decisions/{slug}.json | One decision (full dossier) |
| GET | /api/6501/executives.json | Executives |
| GET | /api/6501/shareholders.json | Major shareholders |
| GET | /api/6501/financials.json | Financial statements |
| GET | /api/6501/financials-longterm.json | Long-term results |
| GET | /api/6501/segments.json | Business segments |
| GET | /api/6501/regions.json | Sales by region |
| GET | /api/6501/workforce.json | Workforce |