A Las Vegas steakhouse manager accused of stealing nearly $1 million from the business did so by impersonating the steakhouse’s owner, then allocated huge sums of cash to gambling at Las Vegas Valley casinos as well as cryptocurrency investments, police said. Fei Yang, 38, was arrested April 15 on suspicion of theft more than $100,000 from Ohjah Japanese Steakhouse. A detective wrote in a Metropolitan Police Department arrest report that Yang diverted money from the restaurant chain’s Uber Eats and DoorDash accounts into his personal bank accounts, causing a loss of $924,649 to Ohjah. Yang, police said, was able to divert the money through his position as a manager. Yang was hired as a waiter by Ohjah in 2015, then promoted to manager of the chain’s restaurant on Oso Blanco Drive near North Durango Drive and West Elkhorn Road.…