Counterfactual
The Parallel Lives of Kayomi and Sophie
In 73 girls, Kayomi found its level. 50 years earlier, Sophie occupied that same statistical address.
2019–2025
Kayomi
Peak year
2025
Peak births
73
Latest count
73
Status
Rising
Peak generation
Gen Alpha
1880–2025
Sophie
Peak year
2011
Peak births
4,732
Latest count
3,984
Status
Stable
Peak generation
Gen Z
Kayomi and Sophie peaked in the same cultural weather — the Gen Alpha naming world. They are not replacements; they are siblings separated by 50 years, occupying the same statistical address at different addresses in time.