Isao Tanimura is a Japanese mixed martial artist. He competed in the Middleweight division.
|- | Win | align=center| 7âÂÂ5 | Mario Stapel | Decision (unanimous) | | | align=center| 2 | align=center| 5:00 | Setagaya, Tokyo, Japan | |- | Win | align=center| 6âÂÂ5 | Shigetoshi Iwase | Decision (majority) | | | align=center| 2 | align=center| 5:00 | Tokyo, Japan | |- | Loss | align=center| 5âÂÂ5 | Takuya Wada | Decision (unanimous) | | | align=center| 2 | align=center| 5:00 | Setagaya, Tokyo, Japan | |- | Win | align=center| 5âÂÂ4 | Rodney Ellis | Decision (majority) | | | align=center| 2 | align=center| 5:00 | Setagaya, Tokyo, Japan | |- | Win | align=center| 4âÂÂ4 | Yuji Kusu | Decision (unanimous) | | | align=center| 2 | align=center| 5:00 | Osaka, Japan | |- | Loss | align=center| 3âÂÂ4 | Alex Cook | KO (punches) | | | align=center| 1 | align=center| 1:27 | Tokyo, Japan |<small>Return to Welterweight.</small> |- | Win | align=center| 3âÂÂ3 | Takaharu Murahama | Decision (unanimous) | | | align=center| 2 | align=center| 5:00 | Tokyo, Japan | |- | Loss | align=center| 2âÂÂ3 | Seichi Ikemoto | Decision (unanimous) | | | align=center| 2 | align=center| 5:00 | Kadoma, Osaka, Japan |<small>Return to Lightweight.</small> |- | Win | align=center| 2âÂÂ2 | Tomoaki Hayama | Decision (majority) | | | align=center| 2 | align=center| 5:00 | Tokyo, Japan | |- | Win | align=center| 1âÂÂ2 | Koichi Tanaka | Decision (majority) | | | align=center| 2 | align=center| 5:00 | Setagaya, Tokyo, Japan | |- | Loss | align=center| 0âÂÂ2 | Hiroyuki Kojima | Technical Submission (kimura) | | | align=center| 1 | align=center| 4:37 | Tokyo, Japan |<small>Welterweight debut.</small> |- | Loss | align=center| 0âÂÂ1 | Saburo Kawakatsu | Decision (unanimous) | | | align=center| 2 | align=center| 5:00 | Tokyo, Japan |