Sony has just confirmed that now that the Kickstarter goal has been reached they are in fact helping with funding and development of Shenmue 3

[deskpro2k3]

Sony Are Helping Create Shenmue III

People need to understand, Shenmue never appeared on PlayStation. The first and second game was on Dreamcast, and the second was on the original Xbox. Sony had enough faith to promote the Kickstarter, and now they see there is in fact a demand for it, so now they're in it all the way.