Ex-Nissan boss Ghosn 'could spend six months in jail'
https://phys.org/news/2019-01-ex-nissan-boss-ghosn-months.html
But he appears unlikely to win release anytime soon, as Japan allows prosecutors to seek lengthy pre-trial detention as well as further detention periods to investigate allegations even before pressing charges.
His lawyer said it would be "very difficult" to win bail and it could be months before his case is heard.