Kaiyu Popularity by Year
Follow Kaiyu across every available national year. Rankings and birth counts remain separated by the source dataset’s girl and boy categories.
Kaiyu birth-count history
The chart samples long histories for faster loading. The complete table below includes every recorded year.
Complete year-by-year record
| Year | Category | Births | Rank | Change from previous recorded year |
|---|---|---|---|---|
| 2025 | Boys | 5 | #12,008 | Up 322 places |
| 2022 | Boys | 5 | #12,330 | Down 145 places |
| 2016 | Boys | 5 | #12,185 | Down 2,617 places |
| 2015 | Boys | 7 | #9,568 | Up 1,160 places |
| 2013 | Boys | 6 | #10,728 | Down 1,128 places |
| 2011 | Boys | 7 | #9,600 | Up 1,394 places |
| 2009 | Boys | 6 | #10,994 | Down 1,975 places |
| 2008 | Boys | 8 | #9,019 | Down 846 places |
| 2007 | Boys | 9 | #8,173 | Up 3,299 places |
| 2005 | Boys | 5 | #11,472 | Down 3,936 places |
| 2004 | Boys | 9 | #7,536 | Up 2,045 places |
| 2003 | Boys | 6 | #9,581 | Down 3,059 places |
| 2002 | Boys | 10 | #6,522 | Down 77 places |
| 2001 | Boys | 10 | #6,445 | — |