Anecdotes

Hobbies includes reading.

Her first leading role was in the 1998 anime Kurogane Communication, of which she sang the theme songs, "My best friend" and "Dear Mama". These two songs were released as Horie's first single under the Pony Canyon music label.

Horie worked with Yukari Tamura and form the group Yamato Nadeshiko. This group had two debuts in 2000, on April 30 at the Yoyogi National Gymnasium and May 13 at Nagoya's Nadia Park Complex.

In 1995, during the first year of college, Horie auditioned at the Japan Voice Acting Institute for a scholarship, the voice training school for Arts Vision.

She entered the SME Voice Actor Audition in 1996, winning the Namco Prize, (with Ayako Kawasumi winning the Special Award).

On August 28, 1996, Horie and 21 other voice students (including Yukari Tamura) were unveiled at Nippon Cultural Broadcasting Inc.'s "SOMETHING DREAMS '96" at the Tokyo International Exhibition Centre as the Dorikan Club, a group of aspiring voice actresses.

Born in Tokyo, Horie spent much of her younger years as a latchkey kid. As an only child she would spend most of her time alone, playing outside of her residence after school until 7pm, when her parents would return from work. In junior high school, she joined the volleyball club but did not enjoy it much. Horie refers to her time at junior high and high school as her 'dark era'.

Horie make her voice actor debut in the 1997 PlayStation and Sega Saturn game, Voice Fantasia: Ushinawareta Voice Power.

In October 2005, she founded Aice5, a J-Pop group consisting of four other voice actors, to help launch their careers.

Early childhood interests is watching the anime series Dirty Pair. She was fascinated by the main premise as a detective. She would act out scenes from memory with a school friend and also record herself with a cassette player.