reset
set multiplot
set size 1,0.33
set origin 0,0.66

set xlabel "時間[sec]"
set xrange [0:4]
set xtics 1

set ylabel "Y1[]"
set format y "%3.0f"
set yrange [-200:200]
set ytics 50

set key below
set grid

set xlabel ""

plot "data.CSV" using ($1):($2) '%lf,%lf,%lf,%lf' notitle  with lines,\
"data.CSV" using ($1):($3) '%lf,%lf,%lf,%lf' notitle  with lines


set size 1,0.33
set origin 0,0.33

set xlabel "時間[sec]"
set xrange [0:4]
set xtics 1

set ylabel "Y2[]"
set format y "%3.0f"
set yrange [-100:100]
set ytics 50

set key below
set grid

set xlabel ""

plot "data.CSV" using ($1):($4) '%lf,%lf,%lf,%lf' notitle  with lines

set size 1,0.33
set origin 0,0.0

set xlabel "時間[sec]"
set xrange [0:4]
set xtics 1

set ylabel "Y3[]"
set format y "%3.2f"
set yrange [-0.5:0.5]
set ytics 0.25

set key below
set grid

plot "data.CSV" using ($1):($5) '%lf,%lf,%lf,%lf,%lf,%lf' notitle  with lines,\
"data.CSV" using ($1):($6) '%lf,%lf,%lf,%lf,%lf,%lf' notitle  with lines

set nomultiplot

set output

pause -1