| Type | enterprise |
|---|---|
| Country | Japan |
| Headquarters | Tokyo |
| Founded | 1899 |
| Industry | electronics, video game industry, information technology |
| Website | nec.com |
| Parent organization | NEC Group |
Sources: Wikidata (CC0) · Wikidata Q219203
Systems · 9
| Operating system | First release | License |
|---|---|---|
| ACOS-4 | — | — |
| ACOS-6 | — | — |
| Advanced Comprehensive Operating System | — | — |
| EWS-UX | — | — |
| PANIX | — | — |
| PC-UX | 1984 | — |
| SUPER-UX | — | — |
| UP-UX | — | — |
| Windows 1.0 | 1985 | end-user license agreement |