Kaisei
Rank in 2025
#10695
recorded as boys
Down 2,383 since 2024
Babies in 2025
6
boys 6
Peak year
2024
9 babies recorded as boys
All-time total
137
since 2005
Born a Kaisei? See how many share your birth year.
Any year from 1880 to 2025.
Babies per 1,000 (same sex), 1880–2025
Recorded as boys
Kaisei was most popular in 2024, when 9 babies recorded as boys got the name (0.01 per 1,000). In 2025, 6 babies were named Kaisei, ranking #10695 for babies recorded as boys. Compared with 2018–2020, it's up 42%.
Show every year
| Year | Girls | Rank | Boys | Rank |
|---|---|---|---|---|
| 2025 | <5 | — | 6 | 10695 |
| 2024 | <5 | — | 9 | 8312 |
| 2023 | <5 | — | 6 | 10821 |
| 2022 | <5 | — | 7 | 9823 |
| 2021 | <5 | — | 6 | 10799 |
| 2020 | <5 | — | <5 | — |
| 2019 | <5 | — | 9 | 8215 |
| 2018 | <5 | — | 5 | 12156 |
| 2017 | <5 | — | 9 | 8140 |
| 2016 | <5 | — | 6 | 10744 |
| 2015 | <5 | — | 7 | 9568 |
| 2014 | <5 | — | 9 | 8130 |
| 2013 | <5 | — | 9 | 8118 |
| 2012 | <5 | — | 7 | 9709 |
| 2011 | <5 | — | <5 | — |
| 2010 | <5 | — | 9 | 8139 |
| 2009 | <5 | — | 7 | 9864 |
| 2008 | <5 | — | 5 | 12553 |
| 2007 | <5 | — | 10 | 7590 |
| 2006 | <5 | — | 6 | 10662 |
| 2005 | <5 | — | 5 | 11472 |
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Other spellings
Names like Kaisei
Names whose popularity rose and fell over the same years.