Chiaki Ishikawa (石川智晶), previously 石川知亜紀 before 2005, was born March 29, 1969, and is the lead vocalist of Japanese musical duo See-Saw. She has had two solo albums apart from See-Saw activity (Magnolia and Inner Garden).

Together with keyboardist/composer Yuki Kajiura (梶浦由記), the other half of See-Saw, Ishikawa has performed theme songs to numerous anime shows, including:• “Anna ni Issho datta no ni” (あんなに一緒だったのに), the first ending song of Mobile Suit Gundam SEED.

• “Kimi wa Boku ni Niteiru” (君は僕に似ている), the fourth (and final) ending song of Mobile Suit Gundam SEED Destiny.• The opening and endings of .hack//SIGN and .hack//Liminality.As a solo artist, she performed “Utsukushikereba sore de ii” (美しければそれでいい), the opening theme of Simoun (シムーン) and "Uninstall" (アンインストール), the opening theme of Bokurano (ぼくらの).