This is my own customized script to install Cygwin according to https://qiita.com/javacommons/items/1a182f187fd2a8df29c2 Many thanks to javacommons.
dobachi/CygwinInstaller
Customized batch script for me according to https://qiita.com/javacommons/items/1a182f187fd2a8df29c2
Batchfile