Yokoyama Nao

 (横山奈央) is a founding member of MAMESHiBA NO TAiGUN and a former founding member of SAPPORO Snow♥Loveits.

After graduating from street-sei she has taken multiple WACK auditions and participated on the new WACK survival show MONSTER IDOL.

After being one of the winners, she joined the group MAMESHiBA NO TAiGUN.