The public transport from Uno Port to Okayama Station is two ways of JR and Ryobi-Bus.

Connection time table is here.

JR Train

 (No exchange) 50~57min.
(Exchange at Chayamachi Sta.) 47~51min.
Adult ￥580

Ryobi-bus

58～59min.　＊The bus may be delayed for a traffic jam, please be careful.
Adult ￥650

By a taxi, about 50 minutes, a little less than 8,000 yen (standard)