||Trial sales of the SUNQ Pass begin
Sales begin for a trial run with limited eligible routes (Northern Kyushu highway buses, and some city buses) and trial duration (7 months)
||Sales begin in South Korea
||Trial period is extended until March 2006.
||Trial sales of the All Kyushu SUNQ Pass begin
...The pass is expanded to include virtually all highway and city buses in Kyushu.
||The trial period finishes, marking the beginning of sales in earnest.
||Internet sales begin
||The eligible area is expanded to include Shimonoseki and ferries
Sales of the 4-day SUNQ Pass begin
||Travel agencies across the country handle the passes.
||Sales begin in Taiwan
||Sales of the smartphone-only WEB SUNQ Pass begin
||Expanded eligible routes into Shimonoseki
||Sales of the "3-day Southern Kyushu Pass" begin