Hirotaka Izumi
- Compleanno:
- 09/28/1958
- Luogo di nascita:
- Tokyo, Japan:
 | T-Square Super Band - Concert tour 2008 Final Wonderful Days (2008) Piano/Keyboards |
 | Casiopea VS The Square: The Live!! (2004) Self / Piano |
 | T-Square Farewell & Welcome LIVE 1998 (1998) Keyboards |
 | T-Square Live "Natural" (1990) Synthesizers |
 | The Square Live In New York (1988) Keyboards/Synthesizers |