http://magn.space/22740/%e3%80%8a%e5%88%80%e5%8a%8d%e7%a5%9e%e5%9f%9f-progressive-%e7%84%a1%e6%98%9f%e5%a4%9c%e7%9a%84%e8%a9%a0%e5%98%86%e8%aa%bf%e3%80%8b%e8%88%87sony%e8%81%af%e5%90%8d%e6%8e%a8%e5%87%ba%e9%9a%a8%e8%ba%ab/
《刀劍神域 -Progressive- 無星夜的詠嘆調》與SONY聯名推出隨身聽、藍芽耳機、藍芽喇叭