"First muscle training animation ever," a 16-year-old girl named Hinako leads exercises in push-ups, sit-ups, and squats. Hinako was once a human, but she was turned into an anime character when she was a second-year middle-school student.
2006
2011
2017
2000
1996
2019
2012
2015
1994
2003
1988
1980
2013
1981
2014