Hiroko Yai (Japanese: 矢井 弘子, Hepburn: Yai Hiroko, born February 12, 1959), better known by her stage name Nana Okada (岡田 奈々, Okada Nana), is a Japanese...

Archived from the original on December 3, 2022. Retrieved March 28, 2023. 中沢弘子 (November 25, 2021). "世界中にファン5000万人。VTuber「ホロライブ」が急成長する理由". Forbes JAPAN（フォーブス...