Mayuzumi Kai

Mayuzumi Kai (黛灰) is a male Japanese Virtual YouTuber and a member of Nijisanji.

An aloof and talented hacker.

Introduction Video
Mayuzumi's introduction.

Background
Mayuzumi made his YouTube debut on 29 July 2019.

2020
On 3 July, Mayuzumi announced he will hold his official 3D model YouTube debut on 10 July. He unveiled his official 3D model on 10 July as scheduled.

Trivia

 * Notable units within Nijisanji
 * "ぶるーず " (Blues) - Mayuzumi, Ars Almal, and Aiba Uiha. (These three debuted together.)
 * "メッシャーズ" (Mesherz) - Mayuzumi, Saegusa Akina, and Fuwa Minato (These three all have highlights in their hair.)
 * Mayuzumi has a mascot called Iroki Shirou who is based on the color of his inner hair. He's a turquoise strand of hair wearing a happi, traditional Japanese festival wear, and a headband.