Natsuko Yokoyama

Natsuko Yokoyama. Actress: Super Smash Bros. for Wii U. Natsuko Yokoyama is a Japanese sound designer. After graduating from Tokyo University of the Arts, Yokoyama joined Nintendo's sound department in April 2012, where she works on sound design. Her first major work was "New Super Mario Bros. 2" for the Nintendo 3DS. In addition to being a sound designer, Yokoyama is also the voice actress for Nabbit.