Navigation system for a motorcycle

A motorcycle navigation system (100) comprising a navigation display section (101) for displaying navigation information such as a travel destination and the current position of the motorcycle (10), a control unit (103) for controlling or controlling the navigation display section (101), and an operation section (102) for performing an input operation to the control unit (103), wherein the operation section (102) is disposed separately from the navigation display section (101) on the vehicle body (11), wherein: the operating portion (102) is divided into a first operating portion (105) operable during driving and a second operating portion (106) operable during parking; the operation section (102) further comprises specific input means (200) capable of inputting, in addition to the first and second operation sections (105, 106), to the control unit (103); and the first operating portion (105) is disposed on a handlebar (15) adjacent to a left hand grip (55), characterized in that the first operating section (105) comprises an actuating switch (151), ...