The following data show the percentages of fat kids in Japan by age. The definition of the fat kid is a "student whose degree of obesity is over 20%". degree of obesity = (actual weight - standard weight by height)/standard weight by heigh…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 17 year-old girls' weights. Figure: Distribution of 1…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 16 year-old girls' weights. Figure: Distribution of 1…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 15 year-old girls' weights. Figure: Distribution of 1…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 14 year-old girls' weights. Figure: Distribution of 1…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 13 year-old girls' weights. Figure: Distribution of 1…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 12 year-old girls' weights. Figure: Distribution of 1…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 11 year-old girls' weights. Figure: Distribution of 1…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 10 year-old girls' weights. Figure: Distribution of 1…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 9 year-old girls' weights. Figure: Distribution of 9 …

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 7 year-old girls' weights. Figure: Distribution of 7 …

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 6 year-old girls' weights. Figure: Distribution of 6 …

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 5 year-old girls' weights. Figure: Distribution of 5 …

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 17 year-old boys' weights. Figure: Distribution of 17…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 16 year-old boys' weights. Figure: Distribution of 16…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 15 year-old boys' weights. Figure: Distribution of 15…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 14 year-old boys' weights. Figure: Distribution of 14…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 13 year-old boys' weights. Figure: Distribution of 13…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 12 year-old boys' weights. Figure: Distribution of 12…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 11 year-old boys' weights. Figure: Distribution of 11…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 10 year-old boys' weights. Figure: Distribution of 10…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 9 year-old boys' weights. Figure: Distribution of 9 Y…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 8 year-old boys' weights. Figure: Distribution of 8 Y…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 7 year-old boys' weights. Figure: Distribution of 7 Y…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 6 year-old boys' weights. Figure: Distribution of 6 Y…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 5 year-old boys' weights. Figure: Distribution of 5 Y…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 5 year-old girls height. The biggest cluster is 110cm…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 6 year-old girls height. The biggest cluster is 115cm…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 8 year-old girls height. The biggest cluster is 126cm…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 9 year-old girls height. The biggest cluster is 132cm…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 10 year-old girls height. The biggest cluster is 138c…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 11 year-old girls height. The biggest cluster is 146c…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 12 year-old girls height. The biggest cluster is 152c…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 13 year-old girls height. The biggest cluster is 154c…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 14 year-old girls height. The biggest cluster is 156c…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 15 year-old girls height. The biggest cluster is 158c…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 16 year-old girls height. The biggest cluster is 157c…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 17 year-old girls height. The biggest cluster is 157c…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 5 year-old boys height. The biggest cluster is 110cm/…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 6 year-old boys height. The biggest cluster is 116cm/…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 7 year-old boys height. The biggest cluster is 123cm/…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 8 year-old boys height. The biggest cluster is 128cm/…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 9 year-old boys height. The biggest cluster is 134cm/…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 10 year-old boys height. The biggest cluster is 139cm…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 11 year-old boys height. The biggest cluster is 146cm…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 12 year-old boys height. The biggest cluster is 151cm…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 13 year-old boys height. The biggest cluster is 161cm…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 14 year-old boys height. The biggest cluster is 166 c…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 15 year-old boys height. The biggest cluster is 170cm…

In every April, students are measured their heights and weights at school. The government collects those data and publishes them each year. Here are the 2015 data on the distribution of 16 year-old boys height. The biggest cluster is 170cm…