Tsukasa
Japanese masculine name meaning "birth" or "to be vigorous".
Name Census estimates that about 10 living Americans carry the first name Tsukasa. The name is used almost exclusively for boys. The average person named Tsukasa today is around 32 years old, and the year with the single highest number of Tsukasa births was 1919 (5 babies).
This page is the full Name Census profile for Tsukasa. Below you will find a gender breakdown showing how the name splits between male and female registrations, a year-by-year popularity chart stretching back to 1880, decade-level totals, the top US states for this name, its meaning and etymology, and a set of frequently asked questions with data-backed answers.
Key insights
- • Fewer than 100 living Americans are believed to carry the name Tsukasa. It is among the rarest names in the SSA records.
People living today
10
~ 1 in 34,275,434 Americans
Peak year
1919
5 babies that year
Average age
32
years old
2003 SSA rank
#12,640
Tracked since 1919
Popularity
Tsukasa: popularity over time
The SSA tracks Tsukasa from the 1910s through to the 2000s, spanning 4 decades of birth certificate data. The biggest single decade for the name was the 1920s, with 10 total registrations. Although the numbers have come down from the 1920s peak, Tsukasa remains solidly in use and shows no sign of disappearing from maternity wards.
Babies born per year
Decades
Tsukasa by decade
The table below breaks the full SSA timeline into ten-year windows. Each row shows how many male and female babies were given the name Tsukasa during that decade, along with a combined total. This is useful for spotting eras where the name surged or retreated.
Origin
Meaning and history of Tsukasa
The given name Tsukasa originates from Japanese language and culture. It is a gender-neutral name that has been in use for centuries. The name is composed of two kanji characters, "tsuki" meaning "moon" and "sa" meaning "to be born" or "to grow." Together, the name can be interpreted as "one born under the moon" or "moon child."
In ancient Japanese mythology, the moon played a significant role, and many deities and celestial beings were associated with it. The name Tsukasa may have been inspired by this reverence for the moon and its symbolic meaning of purity, beauty, and cyclical renewal.
One of the earliest recorded instances of the name Tsukasa can be found in the Japanese historical text "Nihon Shoki" (The Chronicles of Japan), which dates back to the 8th century. The text mentions a prince named Tsukasa no Mikoto, who was the son of Emperor Tenmu and lived during the late 7th century.
Throughout Japanese history, there have been several notable individuals who bore the name Tsukasa. For instance, Tsukasa Hosokawa (1805-1876) was a renowned Japanese feudal lord and political figure during the late Edo period. He played a crucial role in the Boshin War, which led to the establishment of the Meiji Restoration.
Another famous Tsukasa was Tsukasa Hiiragi (1856-1925), a prominent Japanese businessman and industrialist. He founded the Osaka Spinning Company, which later became part of the Kanebo textile conglomerate.
In the realm of literature, Tsukasa Hojo (1914-1938) was a celebrated Japanese novelist and poet. His works, such as "Yakō Jidai" (The Era of Night Wanderers), explored themes of urban life and youth culture during the turbulent years of the early 20th century.
Tsukasa Nishihara (1921-2005) was a renowned Japanese actor who appeared in numerous films and television series throughout his career. He is particularly known for his portrayal of samurai and historical figures in period dramas.
Lastly, Tsukasa Kishida (born 1961) is a contemporary Japanese manga artist and writer. He is best known for creating the popular manga series "Grappler Baki," which revolves around the martial arts world and has been adapted into several anime series.
These are just a few examples of individuals who have carried the name Tsukasa throughout Japanese history, across various fields and disciplines. The name's connection to the moon and its symbolic significance have made it a enduring choice for generations of Japanese parents.
People
Tsukasa + last name combinations
How many people share a full name with Tsukasa as the first name? Click a combination below to see the estimate, or search any pairing.
Related
Other names starting with T
Other first names starting with T with a similar number of bearers.
FAQ
Tsukasa: questions and answers
How many people in the U.S. are named Tsukasa?
Name Census puts the figure at roughly 10 living Americans. We arrive at this by taking every SSA birth registration for Tsukasa going back to 1880 and adjusting each cohort for expected survival using CDC actuarial life tables. The result is an age-weighted living-bearer count, not a raw birth total. That works out to about 1 in 34,275,434 US residents.
Is Tsukasa a common name?
We classify Tsukasa as "Very Rare". It ranks above 28.5% of all first names in the SSA dataset by living bearers. Across the full history of the data, 25 babies have been registered with this name.
When was Tsukasa most popular?
The single biggest year for Tsukasa was 1919, when 5 babies received the name. The fact that the average living Tsukasa is about 32 years old gives you a rough sense of which era contributed the most bearers who are still alive today.
Is Tsukasa a male name?
Yes, 100.0% of people registered as Tsukasa in the SSA data are male. You can see the full per-sex comparison in the gender distribution section above, which includes the latest year rank, birth count, and peak year for each sex.
Where does this data come from?
First-name figures come from the Social Security Administration's national baby name files, which cover every name on a birth certificate from 1880 to 2024. Living-bearer estimates layer in CDC actuarial life tables broken out by sex to account for mortality. The population baseline (342,754,338) is the Census Bureau's latest national estimate. You can read the full calculation on our methodology page.