Father is second-generation Korean-Japanese and mother is Korean.
In addition to to knowing Japanese, she is very in touch with her Korean roots and can speak that language fluently.
Among her many hobbies, she particularly prides herself on swimming, doing Shaolin Kempo martial arts, and playing the piano.
Was rated as the number one Seiyuu (voice actor, male or female) in Animage Magazine's 26th Annual Reader's Poll in June, 2004. The character of Edward Elric, who Ms. Pak plays, was also rated as the number one male character in the same poll.
Graduated from the Toho Gakuen College of Drama & Music.