Ninety-nine (ナインティナイン, Naintinain), or Nainai (ナイナイ) is a Japanese comic duo from Osaka working for the entertainment conglomerate Yoshimoto Kogyo. The duo (kombi), consisting of Takashi Okamura as boke (stooge) and Hiroyuki Yabe as tsukkomi (straightman), formed in 1990. Okamura and Yabe also famously took the roles of Mario and Luigi (respectively) in the Japanese Hot Mario Bros. advertisement campaign.