Ruling is seen as a win for Khalil but does not guarantee he will be moved out of the detention facility in Louisiana.
The four-time NBA champion hit 12 three-pointers in the victory as Golden State leapfrogged Memphis in the standings.
Japanese gaming giant expected to reveal release date, price and other key details in live presentation on Wednesday.
The All-Star centre became only the third player in NBA history to record a 60-point triple-double.