Kazuma Sumi
Kazuma Sumi is a Japanese professional wrestler signed to DDT Pro-Wrestling where he is a former KO-D 6-Man Tag Team Champion and KO-D 10-Man Tag Team Champion. He is also known for his work in various promotions from the Japanese independent scene.
Professional wrestling career
DDT Pro-Wrestling (2022–present)
Sumi made his professional wrestling debut in DDT Pro-Wrestling at DDT God Bless DDT 2022 on October 23, where he fell short to Kazuki Hirata in singles competition.Sumi competed in various signature events of the promotion. In the D Generations Cup, he made his first appearance at the inaugural edition of the tournament from 2023 where he placed himself in the A block, failing to score any points after going against Yuya Koroku, Hideki Okatani and Ilusion. At the 2024 edition, he fell short to Munetatsu Nakamura in the first rounds. In the 2025 edition, he placed himself in the B block where he scored a total of three points after competing against Yuya Koroku, To-y and Yuni.
Sumi competed in flagship events of the promotion. At Never Mind 2022 on December 29, he teamed up with Yuya Koroku in a losing effort against Hideki Okatani and Toy Kojima. At Sweet Dreams! 2023 on January 29, he gell short to Okatani in singles competition. At Into The Fight 2023 on February 26, he teamed up with Keigo Nakamura and To-y to defeat Hideki Okatani, Yuki Ishida and Ilusion. At Judgement 2023 on March 21, he teamed up with Kojima in a losing effort against Yuya Koroku and Yuki Ishida. At Mega Max Bump 2023 on May 3, he and Kojima fell short to Koroku and Munetatsu Nakamura. At Wrestle Peter Pan 2023 on July 23, he fell short to Takeshi Masada. At Ultimate Party 2023 on November 12, Sumi teamed up with Naruki Doi and competed in a Rumble rules tag team battle royal won by Burning and also involving Damnnation T.A, Toy Kojima and Yuki Ishida and Yuni and Rukiya.
At Sweet Dreams! 2024 on January 28, Sumi teamed up with Harashima, Antonio Honda, Takeshi Masada and Tomoya to defeat Sanshiro Takagi, Toru Owashi, Akito, Shinichiro Kawamatsu and Yuni. At Judgement 2024 on March 17, he teamed up with Yuni and Yuya Koroku in a losing effort against Ilusion, Rukiya and To-y. At Wrestle Peter Pan 2024 on July 21, he teamed up with Keigo Nakamura and Yuki Ishida to defeat Yuni, Yuya Koroku and Ilusion. At Dramatic Infinity 2024 on September 29, Sumi unsuccessfully challenged Akito, Yuni and reigning champion Shunma Katsumata for the DDT Extreme Championship. At God Bless DDT 2024 on October 20, he teamed up with Yuni to defeat Kazuki Hirata and Super Sasadango Machine. At Ultimate Party 2024 on December 28, Sumi teamed up with Yuni to defeat Demus and Ilusion.
At Judgement 2025 on March 20, Sumi teamed up with his "NωA Jr." stablemates Shunma Katsumata and Yuni and defeated Harimau to win the vacant KO-D 6-Man Tag Team Championship.