
He has sired seven black-type winners and 11 black-type horses, including Group I Chandelier Stakes winner Noted and Quoted.
"The JBBA expressed an interest in standing The Factor on a one-year lease in 2018," Bolton said.
"We are excited to offer The Factor's impressive bloodlines to Japan and we look forward to his return to Lane's End in 2019."
A dual Group I winning son of champion sire War Front, The Factor will have his first two yearold runners in Australia this season and stands at a fee of $11,000.