Quick answer
Akiko is a girl name.
Meaning and history
From Japanese 晶 ( aki ) meaning "clear, crystal", 明 ( aki ) meaning "bright, light, clear" or 秋 ( aki ) meaning "autumn" combined with 子 ( ko ) meaning "child". Other combinations of kanji characters are possible.
Notes and context
Usage: japanese | Japanese Hiragana: あきこ; Japanese Katakana: アキコ