Kenichi Tanaka is a Japanese mixed martial artist and referee. He competed in the Bantamweight and Featherweight divisions. Tanaka is one of the earliest Satoru Sayama trainees under Super Tiger Gym, and was the inaugural Shooto Lightweight 65 kg (143.3 lb) Champion. He later lost the title to Kazuhiro Sakamoto.
Tanaka refereed Seikendo events.
Tanaka is a former trainer at Shooting Gym Tsudanuma and founded and currently owns Super Tiger Gym Tanaka Juku.
|- | Draw | align=center| 6-4-3 | Hideki Ogawa | Draw | Daidojuku - WARS 5 | | align=center| 3 | align=center| 3:00 | Japan | |- | Loss | align=center| 6-4-2 | Kyuhei Ueno | Decision (unanimous) | | | align=center| 5 | align=center| 3:00 | Tokyo, Japan | |- | Win | align=center| 6-3-2 | Mamoru Okochi | Submission (arm-triangle choke) | | | align=center| 1 | align=center| 2:51 | Tokyo, Japan | |- | Draw | align=center| 5-3-2 | Noboru Asahi | Draw | | | align=center| 5 | align=center| 3:00 | Tokyo, Japan | |- | Win | align=center| 5-3-1 | Hiroyuki Kanno | Submission (kimura) | | | align=center| 3 | align=center| 0:00 | Tokyo, Japan | |- | Draw | align=center| 4-3-1 | Noboru Asahi | Draw | | | align=center| 5 | align=center| 3:00 | Tokyo, Japan | |- | Loss | align=center| 4-3 | Kazuhiro Sakamoto | Decision (unanimous) | | | align=center| 5 | align=center| 3:00 | Tokyo, Japan | |- | Loss | align=center| 4-2 | Hiroyuki Kanno | Decision (unanimous) | | | align=center| 5 | align=center| 3:00 | Tokyo, Japan | |- | Win | align=center| 4-1 | Kazuhiro Sakamoto | Submission (kimura) | | | align=center| 2 | align=center| 2:37 | Tokyo, Japan | |- | Win | align=center| 3-1 | Kazuhiro Sakamoto | Submission (armbar) | | | align=center| 1 | align=center| 0:00 | Tokyo, Japan | |- | Win | align=center| 2-1 | Tetsuo Yokoyama | Submission (achilles lock) | | | align=center| 1 | align=center| 0:21 | Tokyo, Japan | |- | Loss | align=center| 1-1 | Kazuhiro Sakamoto | Submission (armbar) | | | align=center| 1 | align=center| 1:30 | Tokyo, Japan | |- | Win | align=center| 1-0 | Makoto Ozaki | Submission (armbar) | | | align=center| 3 | align=center| 0:00 | Tokyo, Japan |