423
| Ngwagakete: | Ngwagakete 1 |
|---|---|
| Mengwagakgolo: | Ngwagakgolo 4 – Ngwagakgolo 5 – Ngwagakgolo 6 |
| Mengwagasome: | 390s 400s 410s – 420s – 430s 440s 450s |
| Mengwaga: | 420 421 422 – 423 – 424 425 426 |
423 (CDXXIII) ebile ngwaga wa go thoma ka Sontaga, ngwaga wa bone ngwagengsome wa 420s, ngwaga wa bomasomepedi tharo ngwagengkgolo wa Ngwagakgolo 5, le ngwaga wa bomakgolo nne masomepedi tharo ngwagengkete wa Ngwagakete 1.