The Ultimate Tag League is a professional wrestling round-robin tag team tournament held by DDT Pro-Wrestling. It was created in 2000 as the and was renamed in 2001. In 2021, the tournament was brought back 16 years after the previous edition under its current name.

The Ultimate Tag League is held under a points system, with 2 points for a win, 1 for a draw, and 0 for a loss. From 2000 to 2003, wins by pinfall, submission or knockout were awarded 3 points and wins via countout or disqualification were only worth 2 points. Number of entrants and formats have changed over the years, with up to three blocks of participants and the occasional inclusion of semifinals. Matches in the DDT/KO-D Tag League had a 20-minute time limit. The Ultimate Tag League matches have a 30-minute time limit.

List of winners TournamentYearWinnersTotal wonas a teamReference 2000 Koichiro Kimura and Tomohiko Hashimoto 1 2001 Super Uchuu Power and Mikami 1 2002 Mikami and Thanomsak Toba 1 2003 Tomohiko Hashimoto and Seiya Morohashi 1 2004 Hero! and Kudo 1 2005 Daichi Kakimoto and Kota Ibushi 1 2021 Konosuke Takeshita and Shunma Katsumata 1 2022 Harashima and Naomi Yoshimura 1

Results 2000 The 2000 DDT Tag League featured two blocks of three teams and ran from August 24 to September 14.

+Final standings Block A Block B Sanshiro Takagi and Exciting Yoshida 6 Mikami and Thanomsak Toba 3 Takashi Sasaki and Yuki Nishino 3 Koichiro Kimura and Tomohiko Hashimoto 3 Poison Sawada Black and 0 "Showa" and Neo Winger 2

Block A TakagiYoshida Sawada SasakiNishino TakagiYoshida TakagiYoshida(10:44) TakagiYoshida(14:47) Sawada TakagiYoshida(10:44) SasakiNishino(11:22) SasakiNishino TakagiYoshida(14:47) SasakiNishino(11:22) Block B MikamiToba "Showa"Winger KimuraHashimoto MikamiToba "Showa"Winger(11:18) MikamiToba(12:43) "Showa"Winger "Showa"Winger(11:18) KimuraHashimoto(12:02) KimuraHashimoto MikamiToba(12:43) KimuraHashimoto(12:02)

2001 The 2001 KO-D Tag League ran from August 25 to September 30 and saw eight teams compete in a single block, with the top two scoring teams advancing to a final. On August 16, Mikami and Super Uchuu Power vacated the KO-D Tag Team Championship and put the titles on the line in the tournament.

+ Final standings Sanshiro Takagi and Sanshiro Takagi 16 Super Uchuu Power and Mikami 12 Poison Sawada Julie and 11 Takashi Sasaki and Thanomsak Toba 10 Asian Cougar and 9 Tomohiko Hashimoto and Retsu Maekawa 8 and Tomohiro Ishii 6 "Showa" and 5

Results"Showa"IshiiSasakiTobaCougarTakagiTakagiSawadaUchuuMikamiHashimotoMaekawa"Showa" DoubleCountout(11:48) SasakiToba(13:43) "Showa"80's(14:05) DoubleCountout(15:06) SawadaHebikage(9:04) UchuuMikami(13:11) DoubleCountout(9:59)Ishii DoubleCountout(11:48) Draw(20:00) CougarCondor(10:27) TakagiTakagi(16:26) FujisawaIshii(12:51) UchuuMikami(0:36) Draw(20:00)SasakiToba SasakiToba(13:43) Draw(20:00) CougarCondor(14:25) TakagiTakagi(2:02) SawadaHebikage(12:17) SasakiToba(13:02) SasakiToba(14:05)Cougar "Showa"80's(14:05) CougarCondor(10:27) CougarCondor(14:25) CougarCondor(11:53) SawadaHebikage(16:54) UchuuMikami(13:14) HashimotoMaekawa(11:33)TakagiTakagi DoubleCountout(15:06) TakagiTakagi(16:26) TakagiTakagi(2:02) CougarCondor(11:53) TakagiTakagi(14:39) TakagiTakagi(15:13) TakagiTakagi(19:02)Sawada SawadaHebikage(9:04) FujisawaIshii(12:51) SawadaHebikage(12:17) SawadaHebikage(16:54) TakagiTakagi(14:39) UchuuMikami(15:18) SawadaHebikage(16:51)UchuuMikami UchuuMikami(13:11) UchuuMikami(0:36) SasakiToba(13:02) UchuuMikami(13:14) TakagiTakagi(15:13) UchuuMikami(15:18) HashimotoMaekawa(14:59)HashimotoMaekawa DoubleCountout(9:59) Draw(20:00) SasakiToba(14:05) HashimotoMaekawa(11:33) TakagiTakagi(19:02) SawadaHebikage(16:51) HashimotoMaekawa(14:59)

2002 The 2002 KO-D Tag League ran from July 13 to August 25 and saw eight teams compete in a single block. On May 16, Mikami had to vacate the KO-D Tag Team Championship due to an injury. It was then decided than the tournament would crown new champions. Due to a four-way tie for first place, the four teams were paired in the semifinals, with the two winners facing off in the final. Tomohiko Hashimoto suffered an injury after one match. He was temporarily replaced by JPWA Lion #1 for one match and then permanently replaced by Seiya Morohashi for the remaining matches. Morohashi suffered a mild injury too and also had to forfeit a match.

+ Final standings Mikami and Thanomsak Toba 11 Super Uchuu Power and Poison Sawada Julie 11 Sanshiro Takagi and 11 Takashi Sasaki and Gentaro 11 Kintaro Kanemura and 10 and Seiya Morohashi/Tomohiko Hashimoto 9 Shoichi Ichimiya and Survival Tobita 9 and Toguro Habukage 6

Results Takagi Morohashi/Hashimoto MikamiToba UchuuSawada Habukage IchimiyaTobita Kanemura SasakiGentaro Takagi TachihikariHashimoto(15:08) TakagiMaeda(15:50) UchuuSawada(19:40) TakagiMaeda(13:14) IchimiyaTobita(15:39) TakagiMaeda(14:52) TakagiMaeda(19:57) Morohashi/Hashimoto TachihikariHashimoto(15:08) MikamiToba(Forfeit) UchuuSawada(17:22) TachihikariMorohashi(15:39) TachihikariMorohashi(14:19) KanemuraMiwa(11:29) SasakiGentaro(14:26) MikamiToba TakagiMaeda(15:50) MikamiToba(Forfeit) Draw(20:00) MikamiToba(15:18) IchimiyaTobita(11:22) MikamiToba(12:40) Draw(20:00) UchuuSawada UchuuSawada(19:40) UchuuSawada(17:22) Draw(20:00) HebikageHabukage(17:30) IchimiyaTobita(17:00) DoubleCountout(12:57) UchuuSawada(19:47) Habukage TakagiMaeda(13:14) TachihikariMorohashi(15:39) MikamiToba(15:18) HebikageHabukage(17:30) HebikageHabukage(12:30) KanemuraMiwa(8:25) SasakiGentaro(16:04) IchimiyaTobita IchimiyaTobita(15:39) TachihikariMorohashi(14:19) IchimiyaTobita(11:22) IchimiyaTobita(17:00) HebikageHabukage(12:30) KanemuraMiwa(9:42) DoubleCountout(15:04) Kanemura TakagiMaeda(14:52) KanemuraMiwa(11:29) MikamiToba(12:40) DoubleCountout(12:57) KanemuraMiwa(8:25) KanemuraMiwa(9:42) SasakiGentaro(12:52) SasakiGentaro TakagiMaeda(19:57) SasakiGentaro(14:26) Draw(20:00) UchuuSawada(19:47) SasakiGentaro(16:04) DoubleCountout(15:04) SasakiGentaro(12:52)

2003 The 2003 KO-D Tag League was held from September 11 to September 28 and featured two blocks of five teams. On the first day of the tournament, the KO-D Tag Team Champions Team Karamawari (Takashi Sasaki and Thanomsak Toba) lost their match against Super Uchuu Power and Super Uchuu Power Omega. They decided to vacate the titles in order to put them up for grab in the tournament.

+Final standings Block A Block B Takashi Sasaki and Thanomsak Toba 9 Tomohiko Hashimoto and Seiya Morohashi 7 Super Uchuu Power and Super Uchuu Power Omega 7 Kyosuke Sasaki and Ryu Echigo 6 Kudo and Hero! 6 Sanshiro Takagi and Yoshihiro Sakai 6 Danshoku Dino and O.K.Revolution 4 Gill Nakano and 5 Ricky Fuji and Yusuke Inokuma 3 Badboy Hido and Shuji Ishikawa 4 Block A T. SasakiToba KudoHero! UchuuOmega FujiInokuma DinoRevolution T. SasakiToba T. SasakiToba(10:47) UchuuOmega(15:17) T. SasakiToba(12:40) T. SasakiToba(15:08) KudoHero! T. SasakiToba(10:47) KudoHero!(14:05) KudoHero!(12:57) DinoRevolution(12:04) UchuuOmega UchuuOmega(15:17) KudoHero!(14:05) UchuuOmega(10:50) Draw(20:00) FujiInokuma T. SasakiToba(12:40) KudoHero!(12:57) UchuuOmega(10:50) FujiInokuma(13:06) DinoRevolution T. SasakiToba(15:08) DinoRevolution(12:04) Draw(20:00) FujiInokuma(13:06) Block B TakagiSakai HashimotoMorohashi  Nakano HidoIshikawa K. SasakiEchigo TakagiSakai HashimotoMorohashi(16:39) TakagiSakai(10:39) TakagiSakai(10:42) K. SasakiEchigo(12:10) HashimotoMorohashi HashimotoMorohashi(16:39) DoubleCountout(8:22) HashimotoMorohashi(8:27) K. SasakiEchigo(13:08) Nakano TakagiSakai(10:39) DoubleCountout(8:22) DoubleCountout(9:18) NakanoMatsumoto(5:59) HidoIshikawa TakagiSakai(10:42) HashimotoMorohashi(8:27) DoubleCountout(9:18) HidoIshikawa(12:13) K. SasakiEchigo K. SasakiEchigo(12:10) K. SasakiEchigo(13:08) NakanoMatsumoto(5:59) HidoIshikawa(12:13)

2004 The 2004 KO-D Tag League was held from September 16 to September 30 and featured three blocks of four teams. The points system was changed to a more traditional system of 2 points for a victory and 1 point for a draw. The winners would also win the vacant KO-D Tag Team Championship. +Final standings Block A Block B Block C Hero! and Kudo 5 Tomohiko Hashimoto and Seiya Morohashi  6 Poison Sawada Julie and Clone Boy Jami 6 Sanshiro Takagi and Kota Ibushi 3 Takashi Sasaki and Gentaro 4 Danshoku Dino and Glenn "Q" Spectre 4 Masahiro Takanashi and Mineo Fujita 2 Muscle Sakai and 2 Koichiro Kimura and 2 Shoichi Ichimiya and Gorgeous Matsuno 2 Giant and Kuma Sentoin 0 Daichi Kakimoto and 0 Block A TakanashiFujita TakagiIbushi KudoHero! IchimiyaMatsuno TakanashiFujita TakagiIbushi(10:21) KudoHero!(11:30) TakanashiFujita(4:55) TakagiIbushi TakagiIbushi(10:21) Draw(20:00) IchimiyaMatsuno(14:50) KudoHero! KudoHero!(11:30) Draw(20:00) KudoHero!(10:29) IchimiyaMatsuno TakanashiFujita(4:55) IchimiyaMatsuno(14:50) KudoHero!(10:29) Block B HashimotoMorohashi SasakiGentaro GiantSentoin Sakai HashimotoMorohashi HashimotoMorohashi(13:34) HashimotoMorohashi(9:01) HashimotoMorohashi(9:01) SasakiGentaro HashimotoMorohashi(13:34) SasakiGentaro(9:20) SasakiGentaro(7:31) GiantSentoin HashimotoMorohashi(9:01) SasakiGentaro(9:20) SakaiSenshu(12:45) Sakai HashimotoMorohashi(9:01) SasakiGentaro(7:31) SakaiSenshu(12:45) Block C SawadaJami Kimura DinoSpectre Kakimoto SawadaJami SawadaJami(14:58) SawadaJami(11:20) SawadaJami(15:12) Kimura SawadaJami(14:58) DinoSpectre(13:17) KimuraKenshin(11:52) DinoSpectre SawadaJami(11:20) DinoSpectre(13:17) DinoSpectre(17:58) Kakimoto SawadaJami(15:12) KimuraKenshin(11:52) DinoSpectre(17:58)

2005 The 2005 KO-D Tag League featured two blocks of four teams and ran from September 10 to September 23. Toru Owashi was forced to drop out of the tournament after his first match and forfeited his remaining matches. Due to a three-way tie for first place in block B, the three teams faced off in a three-way decision match, with the winners advancing to the final. +Final standings Block A Block B Danshoku Dino and Glenn "Q" Spectre 4 Shoichi Ichimiya and Poison Sawada 4 Sanshiro Takagi and Muscle Sakai 3 Francesco Togo and Don Maestro 4 Seiya Morohashi and Thanomsak Toba 3 Daichi Kakimoto and Kota Ibushi 4 Toru Owashi and Darkside Hero! 2 Mikami and Gorgeous Matsuno 0 Block A DinoSpectre OwashiHero! TakagiSakai MorohashiToba DinoSpectre DinoSpectre(Forfeit) TakagiSakai(13:44) DinoSpectre(17:25) OwashiHero! DinoSpectre(Forfeit) OwashiHero!(10:19) MorohashiToba(Forfeit) TakagiSakai TakagiSakai(13:44) OwashiHero!(10:19) Draw(20:00) MorohashiToba DinoSpectre(17:25) MorohashiToba(Forfeit) Draw(20:00) Block B IchimiyaSawada TogoMaestro KakimotoIbushi MikamiMatsuno IchimiyaSawada IchimiyaSawada(13:46) KakimotoIbushi(14:05) IchimiyaSawada(17:02) TogoMaestro IchimiyaSawada(13:46) TogoMaestro(15:23) TogoMaestro(11:56) KakimotoIbushi KakimotoIbushi(14:05) TogoMaestro(15:23) KakimotoIbushi(9:24) MikamiMatsuno IchimiyaSawada(17:02) TogoMaestro(11:56) KakimotoIbushi(9:24)

2021 The Ultimate Tag League 2021 ran from May 9 to May 27 and featured five teams competing in a single block with the team scoring the most points to be declared the winners. Due to a tie, the top two scoring teams faced off in a tie-breaker. The time limit for the matches was increased from 20 minutes to 30 minutes.

+ Final standings Konosuke Takeshita and Shunma Katsumata 5 Daisuke Sasaki and Yuji Hino 5 Jun Akiyama and Makoto Oishi 4 Kazusada Higuchi and Yukio Sakaguchi 4 Chris Brookes and Antonio Honda 2