pururin.js

// http://pururin.com/browse/330/40/futanari.html

exec = require('execsync');

template =
  "http://pururin.com/view/8727/#idx/a-certain-futanari-girls-masturbation-diary-chapter-3_#Idx.html"

for (var i=0; i<26; ++i) {
  var idx = '0'+i;
  url = template.replace('#idx', '0' + i)
                .replace('#Idx', i+1);
  html = exec('curl ' + url);
  r = html.match(/<img class=.b. src="(.*jpg)" alt=/)
  url = 'http://pururin.com' + r[1]
  console.log('wget', url)
}