法令翻訳 http://www.japaneselawtranslat...amp;page=5

(業務を執行する有限責任社員の第三者に対する損害賠償責任)
第五百九十七条   業務を執行する有限責任社員がその職務を行うについて悪意又は重大な過失があったときは、当該有限責任社員は、連帯して、これによって第三者に生じた損害を賠償する責任を負う。

Liability of Members with Limited Liability who Execute Business to Membership Company for Damages
Article 597   If members with limited liability who execute the business have acted in bad faith or with gross negligence in discharging their duties, such members with limited liability are jointly and severally liable to compensate losses arising in a third party as a result.