Because EP3 has many noise sence,so EP3’s size is much bigger than other EPs.

Quote:

General
Unique ID : 230526556542476652622495139397692533104 (0xAD6DCCC1253201CF85A4CD95EA3BA970)
Complete name : F:\[philosophy-raws][Blade Dance of Elementalers]\[philosophy-raws][Blade Dance of Elementalers][01][BDRIP][HEVC Main10P FLAC][1920X1080].mkv
Format : Matroska
Format version : Version 4 / Version 2
File size : 629 MiB
Duration : 23mn 42s
Overall bit rate mode : Variable
Overall bit rate : 3 707 Kbps
Encoded date : UTC 2015-05-22 06:02:42
Writing application : mkvmerge v7.9.0 (‘Birds’) 64bit
Writing library : libebml v1.3.1 + libmatroska v1.4.2
DURATION : 00:23:42.925000000
NUMBER_OF_FRAMES : 16675
NUMBER_OF_BYTES : 133068262
_STATISTICS_WRITING_APP : mkvmerge v7.9.0 (‘Birds’) 64bit
_STATISTICS_WRITING_DATE_UTC : 2015-05-22 06:02:42
_STATISTICS_TAGS : BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES

Video
ID : 1
Format : HEVC
Format/Info : High Efficiency Video Coding
Format profile : Main 10@L5@Main
Codec ID : V_MPEGH/ISO/HEVC
Duration : 23mn 42s
Width : 1 920 pixels
Height : 1 080 pixels
Display aspect ratio : 16:9
Frame rate mode : Constant
Frame rate : 23.976 fps
Color space : YUV
Chroma subsampling : 4:2:0
Bit depth : 10 bits
Writing library : x265 1.6+417-f2081ef64fd2+11@8213d649e713:[Windows][GCC 4.9.2][64 bit] Yuuki 16bpp
Encoding settings : wpp / ctu=64 / min-cu-size=8 / max-tu-size=32 / tu-intra-depth=3 / tu-inter-depth=3 / me=3 / subme=5 / merange=44 / no-rect / no-amp / max-merge=4 / temporal-mvp / no-early-skip / rdpenalty=0 / no-tskip / no-tskip-fast / no-strong-intra-smoothing / no-lossless / no-cu-lossless / no-constrained-intra / no-fast-intra / no-open-gop / no-temporal-layers / interlace=0 / keyint=720 / min-keyint=1 / scenecut=40 / rc-lookahead=72 / lookahead-slices=0 / bframes=9 / bframe-bias=0 / b-adapt=2 / ref=5 / weightp / weightb / aq-mode=1 / aq-strength=1.10 / cbqpoffs=0 / crqpoffs=0 / rd=5 / psy-rd=0.90 / rdoq-level=1 / psy-rdoq=4.00 / signhide / deblock=-2:-2 / no-sao / no-sao-non-deblock / b-pyramid / cutree / rc=crf / crf=15.5000 / qcomp=0.80 / qpmin=0 / qpmax=51 / qpstep=5 / ipratio=1.40 / pbratio=1.30
Language : English
Default : Yes
Forced : No
Color range : Limited
Matrix coefficients : BT.709
DURATION : 00:23:42.922000000
NUMBER_OF_FRAMES : 34116
NUMBER_OF_BYTES : 525990064
_STATISTICS_WRITING_APP : mkvmerge v7.9.0 (‘Birds’) 64bit
_STATISTICS_WRITING_DATE_UTC : 2015-05-22 06:02:42
_STATISTICS_TAGS : BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES

Audio
ID : 2
Format : FLAC
Format/Info : Free Lossless Audio Codec
Codec ID : A_FLAC
Duration : 23mn 42s
Bit rate mode : Variable
Channel(s) : 2 channels
Sampling rate : 48.0 KHz
Bit depth : 16 bits
Writing library : libFLAC 1.3.1 (UTC 2014-11-25)
Language : Japanese
Default : Yes
Forced : No