This yatch produce for special user.There are one master cabine, one couple room,  one  2 person room, one  kaptan room and common area and kitchen. Kitchen and coomon area at same place. Lots of person spend time at same time.Furniture color dark, floor material color light thanks to feel more big space. Moreover, floor material and wall material contunue. Generally yatch inside more small and feel narrow so this place try to more big space. That's why room has less materail and light color.