- Stage Names: コイケタマミ (Koike Tamami), as, tamami
- Real Name: Koike Tamami (小池珠美)
- Birthday: January 30, 1986
- Death: December 30, 2011 (age 25)
- Height: 165cm.
- Hobbies: Being alone, photography, walks, movies, trips...
- Favorite dish to cook: Nikujaga , Yellowtail teriyaki, Omurice, borscht, taipien.
- Favorite place to go to: Machu Picchu
- Favorite Writer: Banana Yoshimoto
- Favorite Movie: Léon, Girl, Interrupted, American Beauty.
- Favorite Drama: Full House.
- Favorite Painter: Chagall
- Favorite Color: Blue
- Favorite Animal: Dragon
- Favorite Artists: Carole King, The Bangles, Stevie Wonder, Mariah Carey, Des'ree, Sweetbox, Norah Jones, Lisa Loeb, Michelle Branch, Jewel, CHARA, Utada Hikaru, Bonnie Pink, Fayray, YUKI.
Her first live was done at the age of 14, on the US military base in Yokosuka. Her first single, "BIRTH", was released in 2003 under the name Koike Tamami (written in Katakana). In October 2004, she changed her stage name to "tamami", and then in January 2005 changed her stage name to "as". In February of that year, she released her debut single, Time Capsule. After releasing her first album and song in 2006, she paused her activities briefly for medical treatment. In February 2007, she changed her stage name back to tamami. In December 2007, she confessed on her blog that she had married her producer, nao, and gave birth to their son in May 2008. In December 2011, she suddenly had difficulty breathing and was taken to the hospital via an ambulance. She died on December 30th, 2011, and it was reported on her blog on January 9th, 2012. She was 25 years old.
- [2006.06.07] and song
- [2005.02.23] Time Capsule (タイムカプセル)
- [2005.07.27] Boku wa Zutto (僕はずっと)
- [2005.10.19] Kaerimichi (帰り道)
- [2006.02.01] sky
- [2006.06.21] Tsubasa Matsuri'06 ~Haru No Jin~ (つばさ祭'06～春の陣～)
- [2006.11.29] Tsubasa Matsuri'06 ~Himitsu No Jin~ (つばさ祭'06～秘密の陣～)