| Description: | Memorise digits spoken at 1 digit per second. |
| Memorisation: | Up to 450 digits heard |
| Recall: | 20 minutes |
Rank | Competitor | Score | Championship |
| 514 | SEO YEON, KIM | 4 digits | WMC 2022 |
| 514 | SHIN EUN SONG | 4 digits | WMC 2021 |
| 533 | MOON JU HA | 3 digits | WMC 2021 |