Mika entered the top 10 of Japanese girls names in 1972 where it stayed untill 1974. It re-entered in 1983 and peaked in 1984 at #6. It hasn't made the top 10 since.美香 (beautiful + fragrance) is the most popular spelling.
― Anonymous User 9/6/2019
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The name Mika was given to 197 girls born in the US in 2015.
美香 (beautiful + fragrance) is the most popular spelling.