UsagiReader for EPUB

UsagiReader is EPUB reader for study. It can draw underline, mark words, add comment. Since marker is easy to understand, it is perfect for the preparation and review textbook. This is OpenSource software. UsagiReader have any function: Marking, Underline. Add Comment. Show reference text in special panel. Move EPUB file to MyBooks. It is simple, high speed, small size app.