990
| Ngwagakete: | Ngwagakete 1 |
|---|---|
| Mengwagakgolo: | Ngwagakgolo 9 – Ngwagakgolo 10 – Ngwagakgolo 11 |
| Mengwagasome: | 960s 970s 980s – 990s – 1000s 1010s 1020s |
| Mengwaga: | 987 988 989 – 990 – 991 992 993 |
990 (CMXC) ebile ngwaga wa go thoma ka Labohlano, ngwaga wa pele ngwagengsome wa 990s, ngwaga wa bomasomesenyane ngwagengkgolo wa Ngwagakgolo 10, le ngwaga wa bomakgolo senyane masomesenyane ngwagengkete wa Ngwagakete 1.