Marin Cilic defeats Kei Nishikori in Tokyo to claim his first major . Marin Cilic Nishikori were each playing in their first grand slam final . nine-month Asian did n't play at the U.S. Open as he served a drug ban . `` I did n't know what to expect on the court . '' Kei Nishikori was trying to become the first Asian man to win a major .
Marin Cilic defeats Kei Nishikori in Tokyo to claim his first major . Marin Cilic Nishikori were each playing in their first grand slam final . nine-month Asian did n't play at the U.S. Open as he served a drug ban . Kei Nishikori was trying to become the first Asian man to win a major .