, champion when the title was called the CMLL Japan Super Lightweight Championship|alt=Wrestler Rick Marvin in the ring during a match In 1999, CMLL began to tour Japan, promoting a series of wrestling shows under the name "CMLL Japan". The shows featured a mixture of CMLL and Japanese wrestlers. On February 27, 1999, CMLL held a one-night tournament to determine who would be the inaugural CMLL Japan Super Lightweight Champion, marking the first time in the history of CMLL that they used a championship specifically for that weight class. The tournament finale saw the Japanese Masato Yakushiji defeat CMLL wrestler
Rencor Latino to become the first champion. The following year, CMLL promoted additional shows in Japan, during which CMLL wrestler
Virus won the championship from Yakushiji. Virus and
Ricky Marvin, a Mexican who was working for Japanese promotions at the time, exchanged the title in the fall of 2000. The last title match between the two took place in
Acapulco,
Guerrero, Mexico, after CMLL's last tour of Japan. in March 2009|alt=Rocky Romero posing in the ring before a match. In subsequent years, the championship was not defended, nor referred to by CMLL. In 2004, Havana Brother I returned to CMLL, this time working without a mask under the name Rocky Romero. CMLL openly acknowledged that Romero had previously worked as "Havana Brother I" and was a former champion as part of a buildup to a championship rematch between Romero and Virus. Romero became a two-time champion on December 10, 2004, When Romero returned to CMLL in 2008, it was as an
enmascarado (masked character) called "Grey Shadow", with no public acknowledgment of his history with CMLL as he never wore nor defended the championship. The CMLL World Super Lightweight Championship was not officially declared vacant until Romero left CMLL to work for their rival
AAA. CMLL held a tournament to crown a new champion, and on April 7, 2009,
Máscara Dorada won a
torneo cibernetico elimination match for the super lightweight championship. During Máscara Dorada's reign, the weight class was adjusted from the "Super Lightweight" to simply the "Lightweight" division, expanding the official weight limit of the championship. The following day, Dragon Lee's first reign came to an end as he lost the championship to
Kamaitachi on the final day of the
Fantastica Mania tour. 40 days after winning the championship from Dragon Lee, Kamaitachi lost the championship back to Dragon Lee during CMLL's weekly
Super Viernes show on March 4, 2016. On June 14, 2019, Dragon Lee announced that he was vacating the championship to focus on defending the
CMLL World Welterweight Championship that he also held at the time of the announcement. ==Reigns==