Takahiro Nakai (中井 貴裕, Nakai Takahiro; born 15 October 1990 in Ōbu) is a Japanese judoka. He competed in the men's 81 kg event at the 2012 Summer Olympics. He defeated Boas Munyonga in the second round and Sergiu Toma in the third round before losing to Ole Bischof in the fourth round; after defeating Leandro Guilheiro in the repechages, he lost to Ivan Nifontov in the bronze medal match.
Source: “Takahiro Nakai”, English Wikipedia (CC BY-SA 4.0), excerpt