A rank in the Japan Ground Self-Defense Force, equivalent to major general in many armies. Used as a title before the name, e.g., 陸将補の田中.
He was promoted to major general last year.
Major General Yamamoto attended the ceremony.
空将補 is the equivalent rank in the Japan Air Self-Defense Force (major general).
Compound of 陸 (land), 将 (general), and 補 (assistant/deputy), reflecting its position as a general officer rank in the ground forces.