Contact: mailto:security@lehmansoft.co.jp Contact: https://lehmansoft.co.jp/contact/ Policy: https://lehmansoft.co.jp/pdf/vulnerability-disclosure-policy.pdf Preferred-Languages: ja, en, zh-Hant, zh-Hans Canonical: https://lehmansoft.co.jp/.well-known/security.txt Expires: 2027-05-11T00:00:00Z