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Continue to ChatSkype、最大50人で同時にグループ通話可能に - CNET Japan https://blog.40ch.net/2019/04/08/skype-launches-50-person-video-call-feature/
Skype、最大50人で同時にグループ通話可能に - CNET Japan https://blog.40ch.net/2019/04/08/skype-launches-50-person-video-call-feature/