An autobiographical manga depicting the harsh life experienced by Keisuke Itagaki in the "JGSDF 1st Airborne Brigade" that consumed his youth!! The fierceness of the most elite unit in the Self-Defense Forces far exceeds people's common "shambling" impression of the SDF...!! Included Stories: 1. 200000歩2夜3日 2. 70分600cc以上？ 3. 340メートル60秒 4-5. 210日900m/m以上？