Kaisen, derived from the Japanese 'kai' meaning 'ocean' and 'sen' signifying 'thousand', is an uncommon yet captivating given name. It is pronounced as 'KYE-sen'. This name holds significant cultural depth, embodying vastness, expansiveness, and a sense of boundlessness reminiscent of the ocean's vastness.
The name Kaisen experienced a significant increase in popularity over the given time period, with a marked acceleration starting around 2016. From 2004 to 2015, the number of births per year hovered between 10 and 98, but from 2016 onwards, that figure jumped sharply to 152 births and continued rising steadily, peaking at 254 in 2022. In total, there were 2053 babies named Kaisen born between 2004 and 2023.