Otaku Doujin Viewer

【Short Description】

Read ZIP, PDF, and RAR smoothly. Direct NAS (SMB) access and filename auto-sort.

【Full Description】

Ready to manage and read large volumes of books and documents comfortably on your smartphone or tablet?

This app is a simple yet powerful viewer specialized in viewing PDF, ZIP, and RAR files. Perfect for scanned book collections ("jiizai") and business document management. No need for tedious folder organization – the intelligent auto-classification feature based on filenames will smartly organize your library.

【Key Features】

📚 Wide Format Support

View PDF files, compressed files (ZIP, RAR), and scanned image data smoothly without extraction.

📡 NAS (SMB) Support – Save Device Storage

No need to burden your phone storage. Access files directly from NAS (Network HDD) or PC shared folders and browse like streaming. Of course, downloading to your device is also possible.

📂 Simple Library Creation

Just specify the folder where files are saved, and the app automatically collects images and creates an easy-to-view bookshelf.

🏷 Smart Auto-Organization by Filename

Set a specific naming pattern and files are automatically categorized. No complex folder hierarchies needed – just rename files and organization is complete.

⏱ Convenient Features for Comfortable Reading

Favorites: Star your treasured books for quick access.

Recently Read: Continue reading from where you left off.

Most Read Books: Auto-curated based on your reading habits.

【Perfect for:】

Those wanting to carry scanned manga or novels on their smartphone

Those wanting to check large amounts of files stored on NAS from your bedroom or while traveling

Those preferring filename-based organization over folder management

Make your digital reading life simpler and more comfortable. Try it now!