A guidebook providing systematic knowledge on software quality. Sticky notes are attached to pages I think are important, but I can remove them before sending if you wish. I will sell this to someone who understands that it has been stored at home. I am also selling other IT-related books. I offer a discount for multiple purchases, so please feel free to inquire. - Title: Software Quality Body of Knowledge Guide SQuBOK Guide V2 2nd Edition - Publisher: Ohmsha - ISBN: 978-4-7745-0252-5 - Price: 4000 yen Second book: A book for IT service managers, containing 35 example papers and useful Q&A. As shown in the third photo, the pink part on the right side of the cover is faded. I will sell this to someone who understands that it has been stored at home. I am also selling other IT-related books. - Title: How to Write Passing Papers & Case Studies 5th Edition IT Service Manager - Publisher: iTEC - Price: 3000 yen