Heavyweight Tag Team Championship, held by The Young Bucks (Matt and Nick Jackson), but were defeated each time, including in a three-way match, also involving the Time Splitters, on May 10 at Global Wars, a special event co-produced by NJPW and ROH in Toronto. Roppongi Vice (2015–2017) Forever Hooligans broke up in January 2015, when Koslov announced he was taking an indefinite break from professional wrestling. On March 1, Romero revealed he and Trent Baretta were forming a new tag team named Roppongi Vice. On April 5 at Invasion Attack 2015, the team captured the IWGP Junior Heavyweight Tag Team Championship from The Young Bucks. They lost the title back to The Young Bucks on May 3 at Wrestling Dontaku 2015. In early 2016, it was reported that WWE was interested in signing Romero as both a trainer and a wrestler. However, on January 9, Romero announced he had instead signed a new two-year deal with NJPW. On March 14, 2016 at an ROH television taping, Roppongi Vice won a seven tag team gauntlet match to determine the #1 contenders for ROH World Tag Team Championships by defeating The Young Bucks after entering the match as the seventh team. On April 10 at Invasion Attack 2016, Roppongi Vice defeated Matt Sydal and Ricochet to win the IWGP Junior Heavyweight Tag Team Championship for the second time. They lost the title back to Sydal and Ricochet on May 3 at Wrestling Dontaku 2016. On November 5 at Power Struggle, Roppongi Vice defeated A. C. H. and Taiji Ishimori in the finals to win the 2016 Super Jr. Tag Tournament. On January 4, 2017, at Wrestle Kingdom 11 in Tokyo Dome, Roppongi Vice defeated The Young Bucks to win the IWGP Junior Heavyweight Tag Team Championship for their third time together. Individually, Romero set a new record by winning the title for the seventh time. They lost the title to Suzuki-gun (Taichi and Yoshinobu Kanemaru) at NJPW's 45th anniversary show on March 6, before regaining it on April 27. They lost the title to The Young Bucks on June 11 at Dominion 6.11 in Osaka-jo Hall. On July 2 at G1 Special in USA, Roppongi Vice unsuccessfully challenged The Young Bucks for the title in a rematch. Afterwards, Romero brought up a five-year plan he and Beretta had made three years earlier, which included them winning the IWGP Junior Heavyweight Tag Team