Japan high school baseball dynamic warmup.

Imagine how intimidated a North American team would be looking over and seeing this as the opponent's warmup.

Recognizing the discipline&team work Japanese teams show, it also has to be mentioned that their methodology is a cookiecuttter/1size fits all approach. case in point,the lead off crossing back leg video you posted where they make everyone do it that way. Here we condemncookiecut

Do they get around to doing anything related to baseball? I am big on jogging as a life skill.

To much discipline. They look like an army, not a baseball team.