Koei Tecmo Holdings

The Koei–Tecmo merger — two old houses that turned down Square Enix (2008)

Key decision·2008· Koei Tecmo Holdings — the full company history →

What it means to join as equals

The heart of this merger, one could say, lies in the fact that a Tecmo shaken by internal strife chose to join with a Koei of comparable size as equals, rather than fall under the better-capitalized Square Enix. Had the stronger side simply bought the weaker, control would have been unambiguous, but Tecmo valued instead the “preservation and growth of its brand” and the trust between the two founders. The thin overlap of their catalogues — Koei strong in historical simulation, Tecmo in action and fighting games — also supported the logic of a merger of equals. That the share-transfer ratio came to only a slight difference, one new share per Koei share against 0.9 per Tecmo share, likewise tells that this was a joining, not a rescue.

Sixteen years on, whether the decision was right cannot be measured by scale alone. Unifying the operating companies and the branding took years, and the profit target set just after the merger was met four years late. That unhurried, step-by-step manner of integration suggests it was not an emergency escape from internal strife but the slow building of a long-term foundation, combining over time the complementary IP the two firms brought to the table. That two old houses settled into a single holding company while each kept its own brand became the starting point of the management style Koei Tecmo runs on today — cultivating several flagship IPs in parallel.

Revenue and net margin, FY2003–FY2013

Revenue in ¥ bn (bars) and net margin in % (line), for the years around the decision. Shaded columns are FY2008 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 Koei Tecmo Holdings


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

Koei Tecmo Holdings’s history, financials, executives and shareholders are published as static JSON — no key, plain GET. Full specification →

Method Endpoint Returns
GET /api/companies.json All companies
GET /api/3635/manifest.json Resource index
GET /api/3635/history.json History overview
GET /api/3635/timeline.json Chronology
GET /api/decisions.json All management decisions (index)
GET /api/3635/decisions.json Management decisions (index)
GET /api/3635/decisions/{slug}.json One decision (full dossier)
GET /api/3635/executives.json Executives
GET /api/3635/shareholders.json Major shareholders
GET /api/3635/financials.json Financial statements
GET /api/3635/financials-longterm.json Long-term results
GET /api/3635/segments.json Business segments
GET /api/3635/regions.json Sales by region
GET /api/3635/workforce.json Workforce