Proven track record in relationship management and high-impact proposal presentation, demonstrated at EF Corporate Education K.K., where I excelled in securing high-value accounts and boosting customer satisfaction. Specialized in developing customized solutions that drove business growth, achieving a notable increase in account retention. Collaborative Key Account Manager with demonstrated success in relationship building, negotiating and developing new business within targeted and assigned accounts. Strong analytic, quantitative and technical aptitude with great attention to detail. Self-motivated, driven and adaptable with proven track record of exceeding goals.