Sugaya

Sugaya (菅谷) is a Japanese surname. Notable people with the surname include:
 * Kayo Sugaya (菅谷 佳代), Japanese table tennis player
 * Masako Sugaya (菅谷 政子), Japanese voice actress
 * Mitsuru Sugaya (すがや みつる), Japanese manga artist
 * Risako Sugaya (菅谷 梨沙子), Japanese singer and idol

Fictional characters

 * Sōsuke Sugaya (菅谷 創介), a character in the manga series Assassination Classroom