Dramatic Dream Team (2001–present) Ohka made his
professional wrestling debut on
Dramatic Dream Team promotion's
International Youth Festival ~ DDT Charity Pro Wrestling Evening Show ~ on October 13, 2001, in an
exhibition match in a losing effort against Takashi Sasaki. He is a former multiple time
Ironman Heavymetalweight Champion, last time challenging Futoshi Miwa for it at DDT D-Day on April 5, 2003, under the name of O.K. Revolution. Ohka won the
KO-D Openweight Championship, DDT's most prestigious title on June 28, 2015, at
King of DDT 2015 Tokyo in a
three-way match against the champion
Kudo and Yasu Urano. He led the #OhkaEmpire stable, in which he wrestled alongside
Danshoku Dino and Super Sasadango Machine, members with which he hosted a custom-made show, the DDT #OhkaEmpire Produce "Muscle Mates 2015" on November 17, where he worked with personalities such as
Hiroshi Tanahashi,
Yohei Komatsu and
Harashima. On September 27, 2015, at the "Who's Gonna Top?" event, Ohka teamed up with fellow stable mates Danshoku Dino and Super Sasadango Machine to defeat Team Dream Futures (
Keisuke Ishii,
Shigehiro Irie and Soma Takao) for the
KO-D 6-Man Tag Team Championship. On July 7, 2016, he teamed up with
Kai as Bad Comis to win the
KO-D Tag Team Championship from
Daisuke Sasaki and
Shuji Ishikawa. He captured the
KO-D 8-Man Tag Team Championship (by the time it was the Ten-Man Tag Team Championship) after teaming up with
Makoto Oishi,
LiLiCo,
Ladybeard and Super Sasadango Machine on August 20 at
Ryōgoku Peter Pan 2017 by defeating T2Hii (
Toru Owashi and
Kazuki Hirata),
Joey Ryan, Saki Akai and Yoshihiko in a
ten-person intergender tag team match to become the inaugural champions.
Independent circuit (2006–present) Ohka is known for tenures with various
professional wrestling promotions. On March 18, 2017, Ohka defeated Shiori Asahi to win the
Independent Junior Heavyweight Championship at K-DOJO Club-K Super In Blue Field, event promoted by
Kaientai Dojo. He worked a match for
New Japan Pro-Wrestling at the NJPW NEVER.6 ~ Road To The Super Junior Tournament on April 16, 2011, where he teamed up with Kaji Tomato,
Marines Mask and Osamu Namiguchi in a losing effort to
Gedo,
Jado,
Tetsuya Naito and
Yujiro Takahashi of
Chaos. ==Personal life==