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Japanese Names that Start With K

Updated October 2026

Names38

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Total Names38

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About this list

There are 38 Japanese names that start with the letter K for boys and girls, including Koda, Kane, Kyomi, Kenzo, Kasai, Kiyomi, Kenji, Kairi, Kai, Kaori, Kaito, Kayomi, Katana, Keyomi, Kiomi, Kimi, Kei, Kano, Keiko, and Kuromi.

The names

Showing 1–20 of 38

Koda
Japanese, Sioux
"friend"
A word in the Yankton-Yanktonai and Santee dialects of the Lakota Sioux language, meaning "friend" or "ally", used for one of the main characters in the movie Brother Bear . Also a common Japanese…
Kane
Celtic
"warrior"
A name of multiple identities: a somewhat soap-operatic single-syllable surname, a homonym for the biblical bad boy Cain, and, when found in Japan and Hawaii, it transforms into the two syllable…
Kyomi
Japanese "pure and beautiful"
"pure and beautiful"
More traditionally transliterated as Kiyomi, this Japanese name shares the appeal of names like Naomi, Kenzo, and Emi, but also of Kaia, Kyra, and Kyaire, giving it cross-cultural possibilities. It…
Kenzo
Japanese
"strong and healthy"
Kenzo is a common Japanese name with several creative bearers: the single-named fashion designer, prizewinning architect Kenzo Takada, and painter Kenzo Okada, which makes it internationally…
Kasai
Japanese
"fire, flame"
A Japanese name with real firepower, Kasai was one of the fastest rising names of 2025. Given to just 15 boys in back in 2015, a more recent count saw it given to 437, reflecting an interest in…
Kiyomi
Japanese
"sacred and beautiful; pure and beautiful"
The name of a Japanese citrus fruit, Kiyomi made its debut in the US charts in 2025, where it was joined by alternative spelling Kyomi in the Top 1000. Given to 355 girls, it ranks slightly below…
Kenji
Japanese
"second son; healthy + second; wise + second; modest second"
A international feeling name of Japanese origin that could be used to refer to a child's place in the family, Kenji has attracted notice in the US as the name of The Food Lab chef, James Kenji…
Kairi
Japanese
"sea"
Kairi is the name of the main female character in the popular role-playing video game series, Kingdom Hearts . Voiced by Hayden Panettiere in the main series, Kairi is one of the seven Princesses of…
Kai
Hawaiian
"sea"
This appealing multi-cultural name, pronounced KYE, is beginning to be used for girls as well as boys. Among its many derivations and meanings: "sea" in Hawaiian, "forgiveness" in Japanese, "willow…
Kaori
Japanese
"smell, fragrance"
Kaori is a Japanese girls' name once largely unknown but brought into the spotlight by celebrity couple Eniko and Kevin Hart, who gave it to their daughter in 2020. Kaori is easily translated in the…
Kaito
Japanese
"sea, ocean + to fly, soar"
A popular Japanese name with an uplifting meaning, Kaito is connected to the air and the sea. Said with three syllables and not the two English speakers may expect, it has been borne by a number of…
Kayomi
Japanese
"good, world, beautiful; beautiful generation and fruit; pure and beautiful"
Similar in style to Kiyomi and Keomi, Kayomi is a Japanese name meaning "good, world, beauty", "beautiful, generation and fruit", "fragrant, generation, friend", perhaps "pure and beautiful".…
Katana
Persian or Japanese
"honorable or sword"
Katana is a male name in Old Persian and a well-used word in Japanese, but as a girls' name is these days found more often as Kitana, the name of a princess in the video game Mortal Kombat II.
Keyomi
Variation of Kiyomi, Japanese
"pure and beautiful"
Debuting in the US stats back in 2020, Keyomi likely emerged as an alternative spelling to Japanese Kiyomi — a fast rising choice in 2025. As such, Keyomi too has seen increased attention, given to…
Kiomi
Japanese
"pure and beautiful; beautiful chronicle"
Possibly a contracted form of Kiyomi or distinct name in its own right, Kiomi has been in the US stats since the late 2000s, but a recent year saw it double in popularity. As a variation of the more…
Kimi
Japanese
"righteous; beautiful hope; valuable and beautiful"
This simple, bright Japanese name is used on both boys and girls and has numerous meanings. It can be interpreted as meaning "righteous" and "prince", or a combination of mi meaning "beautiful" and…
Kei
Japanese, Frisian
"blessing, wise, intelligent, gemstone; horn, victory or the people"
A succinct Japanese with plenty of positive meanings, Kei can denote wisdom, celebration, and excellence, along with (square) gemstones and Japanese Judas-trees, depending on which kanji is used. In…
Kano
African place-name or Japanese
"the god of the waters"
Pleasing crossover possibility.
Keiko
Japanese
"happy child"
Japanese classic with optimistic meaning.
Kuromi
Popular culture, Japanese
"black + beautiful"
A pop cultural Japanese name, borne by a rabbit mascot character, Kuromi is owned by the company Sanrio, best known for Hello Kitty character. Appearing in a 2005 manga series and a legal case in…

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