YUYA TAKANO@chisuakunJapanFollow BadgesProblem SolvingPythonDays of CodeDays ofStatisticsSql CertificationsCertificate: SQL (Basic)VerifiedskillCertificate: SQL (Intermediate)VerifiedskillCertificate: SQL (Advanced)VerifiedskillWork Experiencechisuakun has not updated employment details yet.Educationchisuakun has not updated education details yet.