1203 GMT January 22, 2020
Molaei in the weight category of -81 kg defeated Indonesia, China and South Korea and advanced to the finals, IRNA reported.
He is scheduled to stand against Kazakhstan rival on Thursday.
The 2018 Asian Games kicked off on August 18 and will wrap up in the Indonesian cities of Jakarta and Palembang on September 2.
The Iranian outfit at the 2018 Asian Games comprises 280 sportsmen and 98 sportswomen who will compete in 42 sports events.
Over 11,000 athletes from 45 Asian countries attended the competition.
The 2018 Asian Games, officially known as the 18th Asian Games and also known as Jakarta Palembang 2018, is a pan-Asian multi-sport event underway in the Indonesian cities of Jakarta and Palembang.