Business books explaining techniques to dramatically improve interpersonal relationships. - Title: Don't Talk About Yourself - Author: Tamao Yoshihara (Image Consultant) - Publisher: Gentosha Shinsho - Year of Publication: 2019 - Price: 880 yen + tax - Subtitle: Techniques to Dramatically Improve Relationships at Work - Title: Negotiation Tactics That Get You to "Yes" - Author: W. Ury (Director, Harvard Negotiation Project) - Publisher: Mikasa Shobo - Year of Publication: 2004 - Price: 590 yen + tax - Subtitle: A Book That Will Always Deliver Results at Work These items have been stored at home. I am selling them because I no longer need to negotiate for my job. Thank you for looking.