- Birthday: November 9, 1994
- Age: 24
- Height: 156cm
- Joined: September 2014 – Founding member
- Previous Names: Izukoneko / いずこねこ & Izumi Mari / 泉茉里
- Lyrics Written: NEON, who am I?
- Left: March 31, 2015
Before joining WACK, she was a solo artist performing under the name Izukoneko from 2011 – 2014.
She now performs as a solo artsist, under the name Izumi Mari.
She’s also a member of mtopi and THE Natsu no Mamono.