To provide an individual type seat compartment assuring easy view over the outside and excellent in the dwelling comfort with easy getting off and seating oneself.

The individual type seat compartment is equipped with an aisle extending along the center line, a plurality of branch passages extending to the left and right from the aisle, and a plurality of two-occupant seats whose two ends each are pinched by the branch passages and which are arranged on the group opposing system about the passage.