360度マイク流行れ
https://en-us.sennheiser.com/microphone-3d-audio-ambeo-vr-mic
https://www.zoom.co.jp/ja/products/field-video-recording/field-recording/h3-vr-handy-recorder
https://av.watch.impress.co.jp/docs/news/1158004.html
http://www.core-sound.com/OctoMic/1.php