Kasai Name Meaning, Origin and Popularity
Kasai is predominantly used for boys. The statistics below show this exact spelling in official U.S. records.
How Do You Spell Kasai?
Kasai is spelled K-A-S-A-I. The name has 5 letters.
Kasai at a Glance
- Usage
- Predominantly used for boys
- Meaning
- Kasai is a Japanese name derived from the kanji 火, meaning “fire”, and 斉, meaning “together” or “assistant.”
- Origin
- Kasai is used as a Japanese surname and occasionally as a given name.
- Pronunciation
- ka-sai · 2 syllables
Kasai Popularity in 2025
Rank#11,932
Recorded Births7
Rank#639
Recorded Births437
- Girls usage rose 3,262 places to #11,932 and recorded 2 more births compared with 2023.
- Boys usage rose 1,096 places to #639 and recorded 342 more births compared with 2024.
Figures reflect this exact spelling in the latest available U.S. Social Security Administration records. See the complete year-by-year trend.
What Does the Name Kasai Mean?
Kasai is a Japanese name derived from the kanji 火, meaning “fire”, and 斉, meaning “together” or “assistant.”
Origin: Kasai is used as a Japanese surname and occasionally as a given name. It may derive from Japanese kanji characters related to fire and assistance or organization.
How Do You Pronounce Kasai?
Pronunciationka-sai
Syllables2
What Is the History of the Name Kasai?
- History
- The name Kasai appears in Japanese records and is borne by individuals in various professions; detailed historical origins are not extensively documented.
Kasai Popularity by Year
The table below shows the most recent available records for this exact spelling from 2005 through 2025. Use the full history page to explore every recorded year.
| Year | Usage Category | Recorded Births | National Rank |
|---|---|---|---|
| 2025 | Girls | 7 | #11,932 |
| 2025 | Boys | 437 | #639 |
| 2024 | Boys | 95 | #1,735 |
| 2023 | Girls | 5 | #15,194 |
| 2023 | Boys | 64 | #2,221 |
| 2022 | Boys | 57 | #2,438 |
| 2021 | Boys | 45 | #2,775 |
| 2020 | Boys | 52 | #2,467 |
| 2019 | Girls | 6 | #13,799 |
| 2019 | Boys | 70 | #2,062 |
| 2018 | Boys | 32 | #3,446 |
| 2017 | Boys | 26 | #3,993 |
| 2016 | Boys | 19 | #4,943 |
| 2015 | Boys | 15 | #5,746 |
| 2014 | Boys | 10 | #7,562 |
| 2013 | Boys | 8 | #8,789 |
| 2012 | Boys | 11 | #7,050 |
| 2011 | Boys | 8 | #8,767 |
| 2010 | Boys | 7 | #9,693 |
| 2009 | Boys | 7 | #9,864 |
| 2008 | Boys | 8 | #9,019 |
| 2007 | Boys | 8 | #8,915 |
| 2006 | Boys | 9 | #7,998 |
| 2005 | Boys | 10 | #7,096 |
When Was Kasai Most Popular?
Peak years are based on the highest recorded birth totals for this exact spelling and usage category. They are ordered by birth count, not chronologically.
2025 · Boys
437 recorded births
National rank #639
2024 · Boys
95 recorded births
National rank #1,735
2019 · Boys
70 recorded births
National rank #2,062
2023 · Boys
64 recorded births
National rank #2,221
Where Kasai Ranked Highest in 2025
State rankings are calculated separately for girls and boys within each state. The SSA omits state-level names recorded fewer than five times, so low visible counts can still represent a relatively high state rank.
Top States for Boys
| State | Rank | Recorded Births |
|---|---|---|
| DE | #114 | 9 |
| PA | #304 | 37 |
| MD | #364 | 14 |
| MS | #370 | 8 |
| MI | #375 | 23 |
| SC | #385 | 13 |
| NV | #389 | 7 |
| VA | #408 | 19 |