| Jiro | A Japanese name meaning second son. |
| JOBEN | enjoy cleanness |
| Joji | A Japanese form of George. |
| JOMEI | One who spreads bright light. |
| JURO | tenth son; best wishes; longevity |
| Kaage | Shadow. Alternante Spelling: Kage. |
| Kadan | A fighter or a brave warrior. |
| KADO | A name meaning a gift or present. |
| KAEDE | A name meaning maple leaf. |
| KAEMON | joyful; righthanded; old Samurai name |
| Kagami | The Japanese word for a mirror. |
| Kaida | A name meaning little dragon. |
| Kaiya | One who is a willow tree spirit. |
| Kaiyo | Derived from the Japanese word for ocean. |
| KAMEKO | child of the tortoise; symbol for long life |
| Kameyo | generations of the tortoise |
| Kami | Divine Aura; Loving; Lord.; Variant of names like Kamelia and Kamille. |
| Kamiko | A superior little child |
| Kamin | This name means a hearth or fire. |
| Kana | An atom; Dexterity and skill; A Maui demigod who could take the form of a rope and stretch from Molokai to Hawaii.; Powerful |
| Kanaye | One who is full of grace. |
| KANNON | form of Kuan-yin who was the Chinese Buddhist deity of mercy. |
| Kano | One's masculine power; capability. |
| Kaori | A pleasant or fine fragrance. |
| Kaoru | To emit a sweet, nice scent. |
| Kashiya | Belonging to the holy city Kashi. |
| Kasumi | mist fragrance clear |
| Kasumii | mist, the mist, or misty |
| Kata | One who is skilled or learned. |
| Katsu | A Japanese name meaning to win or excel. |
| Kawa | A name meaning river or skin. |
| Kazashi | One who brings the breeze. |
| KAZUO | A harmonious, peaceful man. |
| Kazuya | One who is peaceful and calm. |
| Keianna | A gracious and divine gift. |
| KEIKO | A happy and blessed child. |
| KEITARO | A name meaning a blessed person. |
| KENJI | intelligent second son; strong and vigorous |
| KENJIRO | second son who sees with insight |
| Kenta | One who has health and is well formed. |