IWGP Junior Heavyweight Championship
On December 22, 2009, Marufuji made his return to NJPW, defeating Jyushin Thunder Liger in the first round of the 2009 Super J-Cup. The following day he defeated Tigers Mask, Ryusuke Taguchi, and finally Prince Devitt in the finals, to win the Super J-Cup and earn a match for the IWGP Junior Heavyweight Championship. On January 4, 2010, Marufuji represented Noah in the New Japan vs. Noah match series at Wrestle Kingdom IV in Tokyo Dome, where he defeated Tiger Mask to win the IWGP Junior Heavyweight Championship. With his victory Marufuji became the first person to hold the three major Junior Heavyweight Titles in Japan (All Japan, Noah, and NJPW). On June 19 at Dominion 6.19, Marufuji lost the IWGP Junior Heavyweight Championship to Prince Devitt.