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Continue to Chat手元・耳元スピーカーを使って小音量で楽しむ https://clasec.sono-sys.net/2015/07/%e6%89%8b%e5%85%83%e3%83%bb%e8%80%b3%e5%85%83%e3%82%b9%e3%83%94%e3%83%bc%e3%82%ab%e3%83%bc%e3%82%92%e4%bd%bf%e3%81%a3%e3%81%a6%e5%b0%8f%e9%9f%b3%e9%87%8f%e3%81%a7%e6%a5%bd%e3%81%97%e3%82%80/