Kumiko Shiozaki (潮崎 久美子 Shiozaki Kumiko), originally Kumiko Ezaki (江崎 久美子 Ezaki Kumiko) in the arcade version, is a character from the quiz game Quiz Nanairo Dreams.
Kumiko is a 17 years old swimming Olympic strengthening player. She is a devoted sports girl that visits the Nijiirochō swimming school since she was a baby.
- Her measurements are T：161 B：83 W：58 H：86.
- She is voiced by Kae Araki.