Throughout her work as a seiyuu, Miki has made a guest appearance at well over 60 events such as the "Voice Bloom event" on March 14, 1998; the "Emotion Festival in Hiroshima & Fukuoka" on July 22, 2000; the "Animate Expo 2003" on January 26, 2003; and the "Kisty Live and Talk at Tokyo Kokusai Anime Fair" on March 26, 2006.
In 1996, Miki appeared in an introductory DVD release of the series, Kidou Senkan Nadesico Tokubetsu Senkouhen "Belle Equipe" he Youkoso. Miki, as well as other seiyuu, were interviewed by Houko about their work and experience in doing the series.
On November 26, 1999, Miki released her first solo CD, Seraphim Call 5 Yume no Naka no Imouto he. She played the character Murasame Shion. Miki has also appeared on over 30 miscellaneous CDs where she either sang or talked.
Along with playing the role of Ryou Hayakawa on the TV anime, Princess Nine, Miki performed the opening theme song "Princess Nine" with Mami Kingetsu, a fellow seiyuu of the show.
On March 20, 1998, Miki appeared at the "Tokyo Game Show" to announce the upcoming release of the new seiyuu trading cards by Hudson. These cards were called "ColleCarA", which is short for "Collection Card Assortment" and were going to go on sale in June. Miki as well as other seiyuu that these cards featured talked about the photoshoots for the cards. The initial set featured Miki as well as Mami Kingetsu, Rica Matsumoto, Junko Iwao, and Hitomi Mieno.
In November of 2000, Miki appeared on two different internet radio broadcasts. She appeared on the show "Chara Ani Night" throughout the month of November, and between November 2nd through the 24th, Miki appeared on the show "Gattsun Party".
On October 10, 2000, Miki appeared on a CD-ROM that came with the November 2000 edition of the Japanese Magazine, AX. This CD-ROM contained several movie files, one in which Miki was interviewed for "Cosmo X" along with a fellow seiyuu that lasted for 13 minutes. Miki has also appeared on several other CD-ROMS including 12 consecutive volumes of RadioROM Lunchtime.
Miki has voiced characters in both radio and CD dramas. Two CD drama roles she played are Soma Momiji in Fruits Basket and Etou Tomoka in Hiza no Ue no Partner. A radio drama character she played was Kamome in Akihabara Dennou Gumi.
Miki's debut role as a seiyuu came in 1994 when she played the role of one of the main characters in the 15 episode OAV, Key the Metal Idol. Her character was Sakura Kuriyagawa.
On the 3 episode OAV Galaxy Fraulein Yuna Returns, Miki performs the first ending theme song, "Let's Go Out!" This is the ending for episodes 1 and 2.
Miki has voiced several characters in Japanese video games such as Rimi Sawada in True Love Story 2, Ruria in Blood: The Last Vampire, Uruki in Fushigi Yugi Genbu Kaiden -Gaiden- Kagami no Miko, and Teddie Adelaide in Mitsumete Knight.
Miki performed the 5th ending theme song on the anime, Seraphim Call. This was the ending to episode #5 and is entitled "Ima ga subete!".
Miki has had 2 of her own radio shows in the past. The first was called "Vectriders" which began airing in 1998, and the second was called "Radio Big Bang" and first aired in April of 1999.
Miki has done articles in well over 75 different magazines, most in which feature anime and seiyuu. Some such magazines she's appeared in includes Voice Animage 14 released on May 5, 1997, several editions of Seiyuu Grand Prix, and several editions of Ani Raji Grand Prix, along with various others.
On June 10, 1997, Miki appeared as a guest on the radio show, Gerugeto Shocking Center. Here she played a trivia/quiz game with a listener. 10 questions were asked and if the listener were to answer all 10 questions correct, both that listener and Miki would win 100,000 yen. Unfortunately, the listener only answered 7 out of the 10 questions correctly.
On April 4th, 11th, 18th, and 25th of 1997, Miki appeared on a TV show called Shibuya de Chu as a "virtual date". This was done by Miki talking to a screen as if it were a person, and the captions would appear so the viewer could pretend that he was on a date with Miki. Each of the 4 days this segment aired, Miki and the "viewer" would appear to be at different places and pretend that they were going on actual dates.
Miki was previously employed under the talent agency, Haikyou.
Miki: If I got 100,000 yen, I would like to get a yearly pass to Disneyland.