ひまわりシンフォニーの自己紹介動画

https://video.twimg.com/ext_tw_video/1571412973041905665/pu/vid/1270x720/eIFbXbJaiwkfhONd.mp4?tag=12

https://video.twimg.com/ext_tw_video/1571413554984808452/pu/vid/1270x720/68ZPNdHfk9M3Szk0.mp4?tag=12