New book Politics, economy and society Marathon : Sub-4 & Sub-3 with "Belly Running" Ultra World Record Holder's Teaching of Running Long Distances Athletics
※Please note that product information is not in full comprehensive meaning because of the machine translation.
Japanese title: 新書 スポーツ・体育 マラソンは「腹走り」でサブ4&サブ3達成 長い距離をラクに走るウルトラ世界記録保持者の教え / 砂田貴裕 陸上競技