HD 1080p from official website. No watermark version.
Because GYAO has made some changes, it is temporarily unable to get the 1080p source, so replace it with the source of TVer.
Japanese subtitles added.

General Unique ID                      : 180352044324631110709010215622820003979 (0x87AE8A4F1C37291A91E649B2C10C808B) Complete name                  : [MagicStar] Oshi no Oujisama EP09 [WEBDL] [1080p].mkv Format                         : Matroska Format version                 : Version 2 File size                      : 957 MiB Duration                       : 46 min 22 s Overall bit rate               : 2 885 kb/s Encoded date                   : UTC 2021-09-13 17:15:08 Writing application            : mkvmerge v5.7.0 ('The Whirlwind') built on Jul  8 2012 20:08:51 Writing library                : libebml v1.2.3 + libmatroska v1.3.0  Video ID                             : 1 Format                         : AVC Format/Info                    : Advanced Video Codec Format profile                 : High@L4 Format settings                : CABAC / 4 Ref Frames Format settings, CABAC         : Yes Format settings, Reference fra : 4 frames Muxing mode                    : Header stripping Codec ID                       : V_MPEG4/ISO/AVC Duration                       : 46 min 22 s Width                          : 1 920 pixels Height                         : 1 080 pixels Display aspect ratio           : 16:9 Frame rate mode                : Constant Frame rate                     : 29.970 (30000/1001) FPS Color space                    : YUV Chroma subsampling             : 4:2:0 Bit depth                      : 8 bits Scan type                      : Progressive Writing library                : Zencoder Video Encoding System Default                        : Yes Forced                         : No Color range                    : Limited Color primaries                : BT.709 Transfer characteristics       : BT.709 Matrix coefficients            : BT.709 Duration_Source                : General_Duration  Audio ID                             : 2 Format                         : AAC LC Format/Info                    : Advanced Audio Codec Low Complexity Codec ID                       : A_AAC-2 Duration                       : 46 min 22 s Channel(s)                     : 2 channels Channel layout                 : L R Sampling rate                  : 48.0 kHz Frame rate                     : 46.875 FPS (1024 SPF) Compression mode               : Lossy Delay relative to video        : -66 ms Default                        : Yes Forced                         : No Duration_Source                : General_Duration