What origin is the name Kasei?

Kasei comes from Japanese naming traditions. Names from this origin often carry meanings tied to nature, virtues or heritage.

What are good sister names for Kasei?

Names from the same japanese tradition pair naturally with Kasei — for example Aya, Emi, Yuna. You can browse more on our japanese names page.

Kasei

Discover the meaning and origin of the name Kasei

Kasei

Boy

Japanese

2 syllables

Kasei (嘉生) is a Japanese boy's name meaning "Derived from Japanese roots referring to Mars, the planet of fire. It is a modern, celestial-themed name often chosen for boys.".

With Japanese roots, Kasei is a boy name that means "Derived from Japanese roots referring to Mars, the planet of fire. It is a modern, celestial-themed name often chosen for boys.". It has 2 syllables.

Native script: 嘉生
Origin: Japanese
Gender: Boy
Syllables: 2

Last updated 24 October 2026.

Meaning

Derived from Japanese roots referring to Mars, the planet of fire. It is a modern, celestial-themed name often chosen for boys.

Popularity

No birth-record data (source: not in US birth records; popularity in India is not tracked)

Written as 嘉生

Quick answers about Kasei

What does Kasei mean?

Kasei is a boy name of Japanese origin meaning "Derived from Japanese roots referring to Mars, the planet of fire. It is a modern, celestial-themed name often chosen for boys.".

How popular is Kasei?

We have no birth-record ranking for Kasei: it is not in US records, and India publishes no national name rankings. The meter above fills in as parents here view, search for and save the name.

Sister names that go with Kasei

Aya Emi Yuna Sakura Kaori Aiko

How to say Kasei

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Name numerology

3is the Chaldean number for Kasei.

Number 3 is linked with creativity, joy and self-expression.

More names with number 3

Numerology is a cultural tradition for fun, not a prediction.

Combine Kasei with another name

Our free name combiner blends two names into new baby name ideas.

Names with a similar meaning to Kasei

Kasei means "Derived from Japanese roots referring to Mars, the planet of fire. It is a modern, celestial-themed name often chosen for boys." — these names share that spirit.

Caleb — "Caleb is a Hebrew name, often linked to kelev 'dog', a symbol of loyalty, or to 'whole-hearted'. Caleb was a faithful spy sent by Moses." (Hebrew)
Michael — "Michael comes from the Hebrew Mikha'el, a question meaning 'who is like God?'. It is the name of an archangel." (Hebrew)
Mason — "Mason is an English surname for a stoneworker, from the Old French masson. It is now used as a first name." (English)
Emily — "Emily comes from the Roman family name Aemilius, probably from the Latin aemulus, meaning 'rival' or 'eager to excel'." (Latin)
Logan — "Logan is a Scottish surname from a place name, from the Gaelic lagan, meaning 'little hollow'." (Scottish)
Elizabeth — "Elizabeth comes from the Hebrew Elisheva, meaning 'my God is an oath'. It is the name of John the Baptist's mother." (Hebrew)
Oliver — "Oliver probably comes from the Latin oliva, 'olive tree', though it may also come from a Germanic or Norse name." (Latin)
Aiden — "Aiden is a spelling of Aidan, from the Irish Aodhán, meaning 'little fire'. Aodh was a Celtic god of fire." (Irish)