Kouta Kazuraba (葛葉 紘汰 Kazuraba Kōta), also written as Kota Kazuraba in different publications, is one of the main characters and the main protagonist as well as the titular character of the Kamen Rider Series installment, Kamen Rider Gaim. He first gains the ability to transform by accident when he finds the Sengoku Driver, being called Armored Rider Gaim (アーマードライダー鎧武 [ガイム] Āmādo Raidā Gaimu) by DJ Sagara. Throughout the series, Kouta is determined to protect Zawame City from the ongoing Helheim Invasion and other invaders, gaining the title of Kamen Rider Gaim (仮面ライダー鎧武 [ガイム] Kamen Raidā Gaimu, lit. "Armored Warrior") when aiding his predecessors during the finale of Kamen Rider Wizard and the Heisei vs Showa Rider conflict.