"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.
2013
2016
1968
2021
2003
1999
1993
1932
2011
2014
1989
1992
1994
1997
1998
2001
2005
2007
2009