Female and male first names : Japan.

Kaien is a Japanese given name derived from "Kai" meaning 'ocean' and "en" meaning 'garden', conveying vastness, tranquility and beauty associated with the sea and its surroundings.

Kaigan is a rare but captivating Japanese name composed of two kanji characters meaning "sea" and "change", signifying transformation and adaptability.

Kaigen is a Japanese name composed of "kai" (ocean) and "gen" (origin), meaning "the source of the ocean.

Kaii is a distinctive Japanese unisex name derived from 'kai', meaning 'sea'.

Kaiky is a Japanese-origin unisex name that primarily leans towards being male. Its meaning translates to 'sea'. Alternate spellings are Kaiki and KaiKi.

Kaimen is a rare Japanese given name with a profound meaning derived from "kaimen," signifying opening or unfolding, associated with new beginnings, growth, and transformation.

Kaio is a Japanese name composed of "Kai" meaning sea/ocean and "O" signifying honor/glory, thus conveying the concept of "glorious sea" or "sea of honor".

Kairi, of Japanese origin, means 'ocean' and embodies resilience, adaptability, and the ability to navigate challenges.

Kairin is a Japanese name meaning "sea wave," embodying strength, adaptability, and fluidity, with no specific historical figure attached but carrying significant cultural heritage.

Kairoh is a distinctive Japanese name composed of "Kai" (sea) and "roh" (dragon), translating to "Sea Dragon", symbolizing power over natural forces, and was historically used among Japanese royalty.

Kaisan is a uniquely beautiful Japanese name derived from "kai" meaning ocean or sea, symbolizing depth and tranquility, and "san", a respectful suffix. It has a rich historical and cultural significance, originally given to those connected to the sea, now cherished for its uniqueness and heritage.

Kaisei is a Japanese given name derived from 'kai' (sea) and 'sei' (life), symbolizing resilience and renewal.

Kaisen is a rare Japanese given name composed of "sea" (kai) and "immortal" (sen), signifying ancient tradition and spiritual depth.

Kaito is a rare and captivating Japanese male name, derived from 'sea' and 'constellation', signifying a unique celestial connection.

Kaiya is a Japanese name meaning 'shell' or 'seashell', symbolizing good fortune and prosperity.

Kaiyzen is a rare, unique name of Japanese origin, derived from the artist Katsushika Hokusai's "Kaiyzen" landscape print. It combines two words: "Kai," meaning "sea," and "Yizen," interpreted as "beautiful" or "magnificent." Though not deeply rooted in traditional Japanese naming practices, Kaiyzen is associated with creativity and appreciation for art.

Kaiz is a Japanese name meaning "change for the better" or "continuous improvement.

Kaizen is a Japanese name derived from 'kai' (change) and 'zen' (good), meaning 'good change'.

Kajai is a rare yet striking Japanese name derived from "kaji," meaning flame or blaze. It symbolizes fire's power and purification, often associated with intense passion and transformation.

Kakashi is a male Japanese name composed of "鹿" (deer) and "カシ" (juniper tree), translating to 'deer under the juniper tree'. It signifies strength and courage, inspired by ancient warrior spirits believed to reside in these trees.

Kaku is a rare, unisex Japanese name derived from the word "kaku", meaning "angle".

Kameko is a Japanese given name of ambiguous origin and unclear meaning, potentially derived from 'ka' (加) and 'meko', or shortened from names starting with 'Kame-'. It was historically used for males and females but its usage has declined over time.

Kami is a rare and intriguing given name of Japanese origin, originally referring to spirits or deities inhabiting natural features and abstract concepts. Its usage as a personal name has grown in recent decades, appreciated for its distinctiveness and cultural significance.