221227 AKB48 17 kenkyuujo! ep19 (NicoNico).mp4Size: 1.77 GB | Duration: 02:15:55 | Video: 1920×1080, Bit rate: 1768 Kbps, 30.000 fps | Audio: 82 Kbps, 48 Khz

221221 AKB48 17 kenkyuujo! ep18 (NicoNico).tsSize: 1.29 GB | Duration: 02:11:43 | Video: 1280×720, Bit rate: 1405 Kbps, N/A | Audio: N/A, 44 Khz

221217 AKB48 17 kenkyuujo! (NicoNico).tsSize: 1.83 GB | Duration: 03:18:55 | Video: 1280×720, Bit rate: 2659 Kbps, N/A | Audio: N/A, 48 Khz

221205 AKB48 17研究所！ #17221205 AKB48 17 kenkyuujo! ep17 (NicoNico).tsSize: 1.39 GB | Duration: 02:02:10 | Video: 1280×720, Bit rate: 1629 Kbps, N/A | Audio: N/A, 44 Khz

221123 AKB48 17研究所！ #15221123 AKB48 17 kenkyuujo! ep15 (NicoNico).tsSize: 1.63 GB | Duration: 02:05:10 | Video: 1280×720, Bit rate: 1862 Kbps, N/A | Audio: N/A, 44 Khz

221117 AKB48 17研究所！ #14221117 AKB48 17 kenkyuujo! ep14 (NicoNico).tsSize: 1.3 GB | Duration: 01:52:35 | Video: 1280×720, Bit rate: 1653 Kbps, N/A | Audio: N/A, 44 Khz

221103 AKB48 17 kenkyuujo! ep13 (NicoNico).tsSize: 1.22 GB | Duration: 02:05:15 | Video: 1280×720, Bit rate: 1388 Kbps, N/A | Audio: N/A, 44 Khz