noun, noun or participle which takes 'suru'
carrying out a trip as planned; operating a tour
Used in travel industry contexts when a scheduled tour or trip proceeds as planned, often with a minimum number of participants met.
最少催行人数に達したため、ツアーは催行されます。
The tour will operate as scheduled because the minimum number of participants has been reached.
悪天
Today's tour has been cancelled due to bad weather.