require 'rbplotly'

trace1 = { x: [1,2,3,4,5,6], y: [100,200,300,400,500,600] }
trace2 = { x: [1,2,3,4,5,6], y: [600,500,400,300,200,100] }
traces = [trace1, trace2]
pl = Plotly::Plot.new(data: traces)
pl.show

require 'daru'

df = Daru::DataFrame.from_csv('O_TUKIBETSU_NENREI.csv')

require 'daru/plotly'

include Daru::Plotly::Methods

plot(df, x: 'age', y: 'total_count').show

plot(df, x: 'age', y: ['total_count', 'male', 'female']).show