伊澤一葉
- Kichwa: 伊澤一葉
- Umaarufu: 0.0468
- Kujulikana kwa: Sound
- Siku ya kuzaliwa: 1976-07-04
- Mahali pa kuzaliwa: Kurashiki, Okayama, Japan
- Ukurasa wa nyumbani: http://izawaichiyo.com
- Pia inajulikana kama: 伊澤 一葉, イザワ イチヨウ, Izawa Ichiyo, 伊澤 啓太郎, Keitarō Izawa, わっち, ざわこ, 東京事変, Tokyo Incidents, Tokyo Jihen
