Yui Yokoyama of AKB48 has just opened up her Twitter account. She has now 50,000 followers on Twitter! A few people that she follows are AKB48 member Ayaka Umeda, SKE48’s Rena Matsui, and the member of Rakuten Golden Eagles at the time Masahiro Tanaka. Her second post on Twitter shows her wearing a mask. Yokoyama thanked her followers and asked them to help her learn how to respond to tweets. During the Kohaku Taikou Uta Gassen event held at the Tokyo Dome City Hall on December 17, 2013, Yokoyama was the captain of the white team. Mayu Watanabe was the captain of the red team. In 2013, Yui Yokoyama appeared in the 135th edition of the Weekly Playboy Magazine photo shoot with Rie Kitahara and Yuko Oshima. The photo shoot featured the girls dressed in blue dresses and even bikinis. This photo shoot gave the girls a high degree of great looks! For those of you that enjoyed this photo from the 135th edition of Weekly Playboy Magazine, you will love the Girlspedia Winter 2013-2014 photo shoot. That one features Yui Takano, Kanako Kadowaki, and Sae Murase dressed in bikinis as they relax in a hot spring!
Yokoyama was born in Kyoto, Japan. She is also a member of the sub-unit called Not Yet. This group was created by AKB48 producer Yasushi Akimoto. The group features Yuko Oshima, Rie Kitahara, HKT48 member Rino Sashihara, and Yui Yokoyama.
As of 2016, Yokoyama is the General Manager of AKB48 and its other groups. She took over for Minami Takahashi. In the 7th AKB48 General Election, Yokoyama was ranked the 10th most popular member of the group.