Game Customer Support (Korean) position at Mugen Creations LLC (無限クリエイションズ合同会社) in Japan. Korean-speaking professionals needed to provide customer support for a mobile game through written communication. Main responsibilities include Korean-language customer support emails, responding to user inquiries, reviewing and editing email content, and creating newsletter/article content. Requirements: native-level Korean, business-level English, game industry experience, and customer support background.