migu-1m_wave_dash_patch.pe

#!/usr/bin/env fontforge -script
# http://sourceforge.jp/frs/redir.php?m=iij&f=%2Fmix-mplus-ipa%2F59022%2Fmi
gu-1m-20130617.zip
flist = ["migu-1m-regular.ttf", "migu-1m-bold.ttf"]
i = 0
while (i < SizeOf(flist))
  Open(flist[i])
  Select(0uff5e) # fullwidth tilde
  Copy()
  Select(0u301c) # wave dash
  Paste()
  Generate(flist[i])
  Print(flist[i] + " is overwritten.")
  Close()
  i += 1
endloop