CyberFight Festival 2021 was a professional wrestling event promoted by CyberFight for its four brands, DDT Pro-Wrestling, Pro Wrestling Noah, Tokyo Joshi Pro Wrestling, and Ganbare Pro-Wrestling. It took place in Saitama, Japan, at the Saitama Super Arena and aired live on Wrestle Universe. The card comprised fifteen matches, with the first three being part of the Starting Battle pre-show. In the triple main event, Miyu Yamashita battled Yuka Sakazaki for the Princess of Princess Championship, Harashima fought Jun Akiyama for the KO-D Openweight Championship, and Naomichi Marufuji took on Keiji Mutoh for the GHC Heavyweight Championship. Other prominent matches saw The37Kamiina (Konosuke Takeshita and Yuki Ueno) fight Kaito Kiyomiya and Yoshiki Inamura, a DDT team led by Sanshiro Takagi matched against the NOAH stable Kongo led by Kenoh in a 12-man tag team match, and Sugiura-gun (Takashi Sugiura and Kazushi Sakuraba) battled Danshoku Dino and Super Sasadango Machine.
as Keiji Muto
as Naomichi Marufuji
as Jun Akiyama
as HARASHIMA
as Miyu Yamashita
as Yuka Sakazaki
as Kaito Kiyomiya
as Yoshiki Inamura
as Konosuke Takeshita
as Yuki Ueno
as Hao
as Katsuhiko Nakajima
as Kenou
as Manabu Soya
as Nio
as Tadasuke
as Kazusada Higuchi
as Yukio Sakaguchi
as Akito
as Naomi Yoshimura
as Sanshiro Takagi
as Yukio Naya
as Daisuke Sasaki
as Soma Takao
as Tetsuya Endo
as MAO
as Shunma Katsumata
as Chris Brookes
as Atsushi Kotoge
as Daisuke Harada
as Hajime Ohara
as HAYATA
as Seiki Yoshioka
as Yoshinari Ogawa
as Maki Ito
as Marika Kobashi
as Yuki Kamifuku
as Hikari Noa
as Mizuki
as Yuki Arai
as Masa Kitamiya
as Hideki Okatani
as Danshoku Dino
as Super Sasadango Machine
as Kazushi Sakuraba
as Takashi Sugiura
as Hyper Misao
as Shoko Nakajima
as Nodoka Tenma
as Yuki Aino
as Miu Watanabe
as Rika Tatsumi
as Junta Miyawaki
as Kinya Okada
as Toi Kojima
as Keisuke Ishii
as Ken Ohka
as Shota
as Kouki Iwasaki
as Shuichiro Katsumura
as Yumehito Imanari
as Yuki Ino
