got "too emotional" and was "sorry" for attacking Styles, but when asked to explain more, he sarcastically said "Sorry, no speak English". Later that night, Nakamura cemented his heel turn by attacking Styles and Daniel Bryan, low blowing Styles twice and striking Bryan in the back of the head with a Kinshasa. Nakamura continued to low blow Styles in the following weeks and it was announced that he would get a rematch for the title at the Greatest Royal Rumble. On the April 24 episode of SmackDown Live, Nakamura debuted a new entrance and theme song. At the Greatest Royal Rumble on April 27, Styles and Nakamura fought to a double count-out, with Styles retaining the WWE Championship. As a result, another rematch between Nakamura and Styles was made for Backlash with a no disqualification stipulation added on the May 1 episode of SmackDown Live. At the event on May 6, Nakamura and Styles fought to a no contest after low blowing each other, with Styles again retaining the title. Looking for a decisive winner, SmackDown Commissioner Shane McMahon announced one more rematch between Nakamura and Styles at Money in the Bank. Nakamura was granted the right to choose the stipulation for the match after defeating Styles on the May 15 episode of SmackDown Live, which he revealed the following week, to be a Last Man Standing match after attacking Styles with a Kinshasa and giving him a 10-count. At the event on June 17, Nakamura failed to win the title. Nakamura then suffered a minor injury after a police dog bit his left leg. United States Champion (2018–2019) On July 3, it was announced that Nakamura would return in time to face Jeff Hardy for the WWE United States Championship at Extreme Rules. At the event on July 15, Nakamura won the title by executing a low blow and Kinshasa on Hardy, marking his first main roster title win; Nakamura was then confronted by the returning Randy Orton, who attacked Hardy before leaving. Nakamura would successfully defend the title in a rematch against Hardy at SummerSlam on August 19. On the August 27 episode of SmackDown Live, Nakamura would later refuse to compete, claiming that the United States of America had been renamed Naka-Merica and that he wouldn't face anyone until he found a worthy opponent. After refusing to defend the WWE United States Championship at the Hell in