noun
group travel; group tour
Refers to traveling as a group, often on a package tour or organized trip.
来月、会社の団体旅行で京都に行きます。
Next month, I'm going to Kyoto on a company group trip.
個人旅行 means 'individual travel' or 'solo travel', in contrast to 団体旅行 which is group travel.
Compound of 団体 (group) and 旅行 (travel).