C:\cygwin64\bin\mintty.exe -o Locale=ja_JP -o Charset=CP932 /cygdrive/c/Windows/System32/cmd.exe
C:\cygwin64\bin\mintty.exe -o Locale=ja_JP -o Charset=UTF-8 /cygdrive/c/Windows/System32/cmd.exe
C:\cygwin64\bin\mintty.exe -o Locale=ja_JP -o Charset=UTF-8 -e bash - script.sh