Takayuki Nakamura@ktkr7195Follow BadgesProblem Solving Certificationsktkr7195 has not earned any certificates yet. Work Experiencektkr7195 has not updated employment details yet.Educationktkr7195 has not updated education details yet.LinksGithubhttps://github.com/ktkr7195 Skillsktkr7195 has not updated skills details yet.