Means "dark" in Māori. Kiwa is the male guardian of the ocean in Māori mythology. In Te Reo Māori the Pacific Ocean is also known as Te Moana nui a Kiwa meaning "The great ocean of Kiwa". Entered the top ten Māori baby names in 2021.
From Japanese 嬉 (ki) meaning "happy, glad" combined with 和 (wa) meaning "peace, harmony". Other combinations of kanji characters can also form this name.