Vehicle seat

A vehicle seat comprising:

• a seat cushion;
• a seatback pivotable in a seat front-rear direction relative to the seat cushion;
• a back frame supporting the seatback;
• a first lower arm configured to be attached to a vehicle;
• and
• a recliner connected to the back frame and the first lower arm, the recliner being configured to cause the back frame to pivot in the seat front-rear direction relative to the first lower arm,
• wherein the first lower arm includes
• an arm body having a plate shape and having the recliner attached thereto,
• a first fixing portion configured to be attached to the vehicle in a position below the recliner, and
• a second fixing portion configured to be attached to the vehicle in a position on a seat rear side relative to the recliner,
• wherein the arm body includes
• a first recess arranged between the recliner and the first fixing portion in an up-down direction, the first recess extending from an edge of the arm body toward an internal area of the arm body, the first recess being recessed in a seat-width direction, and
• a second recess arranged between the recliner and the second fixing portion in the seat front-rear direction, the second recess extending from the edge of the arm body toward the internal area of the arm body, the second recess being recessed in the seat-width direction.