"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.
2003
2008
2005
2015
1992
1999
2000
2018
1993
2024
2022
2013
2017