Even though he's japanese this artist funds it's work through patreon,if you wish to support him here's a link to his patreon page. https://www.patreon.com/Rebis
For anyone interested in sorting this out, the files and page numbers comprising TGWOA Vol.3 are listed below. The remaining files are pages or illustrations from TGWOA Vol.2. (For Vol.2 see /g/71723/d23bdac9be/)