sit-up in Japanese
sit-up in Japanese
シットアップ
An exercise in which the abdominal muscles are contracted, bringing the torso of a person lying down to a more upright position. The degree of difficulty can be controlled by choosing from partial-range or full-range versions.
腹筋
An exercise in which the abdominal muscles are contracted, bringing the torso of a person lying down to a more upright position. The degree of difficulty can be controlled by choosing from partial-range or full-range versions.