Tatsuya Nakamura@UminchuRFollow BadgesProblem SolvingDays of Code CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork ExperienceUminchuR has not updated employment details yet.EducationKyoto UniversityLinksUminchuR has not updated links details yet. SkillsUminchuR has not updated skills details yet.