The journey from Okayama to Minamata is primarily served by the Limited Express train, specifically the 'Sakurajima' services. These trains operate with speeds reaching up to 120 km/h (75 mph), covering the distance in approximately 3 hours. The Limited Express trains offer reserved seating and amenities that enhance the travel experience, such as air conditioning and refreshments available for purchase.
While there is no Shinkansen service directly connecting Okayama to Minamata, the Limited Express provides an efficient alternative, making several stops at major stations including Kurashiki and Yamaguchi. This route takes passengers through scenic landscapes of the Shikoku region, creating an enjoyable travel atmosphere. For those seeking a bit more comfort, upgraded seating options may also be available.