Female and male first names : Japan.

Katsuji is a Japanese given name of Shinto origin, composed of "Katsu" meaning victory and "Jī" meaning first or beginning, translating to "the first victory." It was often used as a courtesy name during the Heian period (794-1185), suggesting its bearer would achieve great success. Notable figures like Katsuji Shibata, a prominent haiku poet of the Edo period (1603-1868), have carried this name throughout history. Today, it remains popular among Japanese families for its powerful meaning and rich historical significance.

Katsumi is a Japanese given name meaning "beautiful victory".

Kaw is a Japanese unisex name meaning "river".

Kawai is a Japanese unisex given name derived from "kawaii," meaning "cute" or "lovable.

Kawaii is a popular Japanese given name derived from the word "kawaii," meaning cute or lovable, though it's not directly linked to this meaning.

Kawasaki is a traditional Japanese name dating back to the Edo period (1603-1868), originating from characters meaning 'river' and 'child', with variations in its interpreted meanings.

Kawon is a Japanese name meaning 'river', once bestowed upon brave warriors and believed to bring good fortune.

Noreita is a unique Japanese given name derived from 'nōreita,' meaning 'to dance gracefully.' It reflects elegance and fluidity of movement.

Kaz is a Japanese name derived from "kaze," meaning "wind." It signifies strength, freedom, and nature's power.

Kazari is a captivating Japanese name derived from "kazaru" (to adorn) and "i" (thought), translating as "to adorn with thoughtfulness," reflecting the Japanese aesthetic philosophy of wabi-sabi.

Kaze is a captivating unisex name of Japanese origin, meaning 'wind', symbolizing freedom, power, and grace.

Kazen is a Japanese name meaning "wind child," derived from "kaze" which means wind.

Kazu is a unisex Japanese name derived from the kanji character 可 (KA), meaning 'acceptable' or 'permissible', and can also symbolize harmony or number.

Kazuhiro is a Japanese masculine given name originating from the word "Kazu" meaning "harmony/peace", combined with "hiro" translating to "ample/prosperous".

Kazuki is a popular Japanese boy's name, originating from the kanji for 'fragrance' and 'moon', symbolizing 'moon fragrance'.

Kazuma is a Japanese given name derived from "一" (ichi), meaning 'one,' and "馬" (uma), meaning 'horse.' It signifies 'one horse' and conveys qualities of strength, nobility, and perseverance, popular worldwide despite lacking historical context.

Kazumi, meaning "calm and accessible" or "permissibly clear", is a unisex Japanese given name that gained popularity during the mid-20th century and has since become common for both boys and girls.

Kazuo is a traditional Japanese masculine given name composed of '一' (one) and '男' (man), meaning "one man".

Kazuto is a modern Japanese male given name meaning "number" or "value".

Kazuya is a modern Japanese male given name created by parents seeking unique but easily pronounceable names for their children, translating to "one also".

Kazuyoshi is a Japanese name meaning "gathering together goodness" used for both boys and girls.

Keimari is a Japanese name meaning "respect for the ocean," composed of "kei" (respect/adherence) and "mari" (ocean).

Keimon is a rare Japanese name meaning "Respectful Gate", derived from the elements "kei" (respectful) and "mon" (gate).

Keisen, of Japanese origin, combines 'kei' meaning 'ocean' and 'sen' signifying 'thousand', translating to 'a thousand oceans'.