HD 1080p from MBS official website.
Japanese subtitles added.

General Unique ID                      : 207057552262998650231806635998651408359 (0x9BC5D581C6CDC3E0A3F3DCA92624DFE7) Complete name                  : [MagicStar] Saretagawa no Blue EP03 [WEBDL] [1080p].mkv Format                         : Matroska Format version                 : Version 2 File size                      : 367 MiB Duration                       : 24 min 9 s Overall bit rate               : 2 124 kb/s Encoded date                   : UTC 2021-07-28 01:16:40 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                 : Main@L4 Format settings                : CABAC / 3 Ref Frames Format settings, CABAC         : Yes Format settings, Reference fra : 3 frames Format settings, GOP           : M=1, N=30 Muxing mode                    : Header stripping Codec ID                       : V_MPEG4/ISO/AVC Duration                       : 24 min 9 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 Default                        : Yes Forced                         : No Duration_Source                : General_Duration  Audio ID                             : 2 Format                         : AAC LC Format/Info                    : Advanced Audio Codec Low Complexity Codec ID                       : A_AAC-2 Duration                       : 24 min 9 s Channel(s)                     : 2 channels Channel layout                 : L R Sampling rate                  : 48.0 kHz Frame rate                     : 46.875 FPS (1024 SPF) Compression mode               : Lossy Default                        : Yes Forced                         : No Duration_Source                : General_Duration