This is encoded from DVD-Remux https://nyaa.si/view/951116

This is denoised encode with grain removed. No denoise algorithm is perfect so there is a slight loss of detail in dark areas. If you dont care about size grab a DVD-Remux.

Mediainfo:

General
Unique ID : 327062830723321861079119351656273333780 (0xF60E028B563493979CFE92F2F482CE14)
Complete name : Dino Mech Gaiking 01.mkv
Format : Matroska
Format version : Version 4 / Version 2
File size : 298 MiB
Duration : 25 min 4 s
Overall bit rate : 1 661 kb/s
Movie name : Dino Mech Gaiking - 1x01 - Episode 1
Encoded date : UTC 2018-05-17T09:11:21Z
Writing application : HandBrake 1.0.7 2017052700
Writing library : Lavf57.7.2 / Lavf57.7.2

Video
ID : 1
Format : HEVC
Format/Info : High Efficiency Video Coding
Format profile : Main@L3@Main
Codec ID : V_MPEGH/ISO/HEVC
Duration : 25 min 4 s
Bit rate : 1 244 kb/s
Width : 720 pixels
Height : 480 pixels
Display aspect ratio : 4:3
Frame rate mode : Constant
Frame rate : 23.976 (24000/1001) FPS
Color space : YUV
Chroma subsampling : 4:2:0
Bit depth : 8 bits
Bits/(Pixel*Frame) : 0.150
Stream size : 223 MiB (75%)
Writing library : x265 2.4:[Linux][GCC 6.3.0][64 bit] 8bit
Encoding settings : cpuid=1173503 / frame-threads=2 / wpp / no-pmode / no-pme / no-psnr / no-ssim / log-level=2 / input-csp=1 / input-res=720x480 / interlace=0 / total-frames=0 / level-idc=0 / high-tier=1 / uhd-bd=0 / ref=5 / no-allow-non-conformance / no-repeat-headers / annexb / no-aud / no-hrd / info / hash=0 / no-temporal-layers / open-gop / min-keyint=24 / keyint=240 / bframes=8 / b-adapt=2 / b-pyramid / bframe-bias=0 / rc-lookahead=40 / lookahead-slices=0 / scenecut=40 / no-intra-refresh / ctu=64 / min-cu-size=8 / rect / amp / max-tu-size=32 / tu-inter-depth=3 / tu-intra-depth=3 / limit-tu=4 / rdoq-level=2 / dynamic-rd=0.00 / no-ssim-rd / signhide / no-tskip / nr-intra=0 / nr-inter=0 / no-constrained-intra / strong-intra-smoothing / max-merge=4 / limit-refs=1 / limit-modes / me=3 / subme=4 / merange=57 / temporal-mvp / weightp / weightb / no-analyze-src-pics / deblock=0:0 / sao / no-sao-non-deblock / rd=6 / no-early-skip / rskip / no-fast-intra / no-tskip-fast / no-cu-lossless / b-intra / rdpenalty=0 / psy-rd=2.00 / psy-rdoq=1.00 / no-rd-refine / analysis-mode=0 / no-lossless / cbqpoffs=0 / crqpoffs=0 / rc=crf / crf=18.0 / qcomp=0.60 / qpstep=4 / stats-write=0 / stats-read=0 / ipratio=1.40 / pbratio=1.30 / aq-mode=1 / aq-strength=1.00 / cutree / zone-count=0 / no-strict-cbr / qg-size=32 / no-rc-grain / qpmax=69 / qpmin=0 / sar=255 / sar-width / : / sar-height=8:9 / overscan=0 / videoformat=5 / range=0 / colorprim=6 / transfer=1 / colormatrix=6 / chromaloc=0 / display-window=0 / max-cll=0,0 / min-luma=0 / max-luma=255 / log2-max-poc-lsb=8 / vui-timing-info / vui-hrd-info / slices=1 / opt-qp-pps / opt-ref-list-length-pps / no-multi-pass-opt-rps / scenecut-bias=0.05 / no-opt-cu-delta-qp / no-aq-motion / no-hdr / no-hdr-opt / no-dhdr10-opt / refine-level=5 / no-limit-sao
Default : Yes
Forced : No
Color range : Limited
Color primaries : BT.601 NTSC
Transfer characteristics : BT.709
Matrix coefficients : BT.601

Audio
ID : 2
Format : AC-3
Format/Info : Audio Coding 3
Mode extension : CM (complete main)
Format settings, Endianness : Big
Codec ID : A_AC3
Duration : 25 min 4 s
Bit rate mode : Constant
Bit rate : 384 kb/s
Channel(s) : 2 channels
Channel positions : Front: L R
Sampling rate : 48.0 kHz
Frame rate : 31.250 FPS (1536 spf)
Bit depth : 16 bits
Compression mode : Lossy
Delay relative to video : 33 ms
Stream size : 68.9 MiB (23%)
Title : Stereo
Language : Japanese
Default : Yes
Forced : No

Text
ID : 3
Format : VobSub
Codec ID : S_VOBSUB
Codec ID/Info : Picture based subtitle format used on DVDs
Language : English
Default : Yes
Forced : Yes

Menu
00:00:00.191 : :Chapter 1
00:01:36.053 : :Chapter 2
00:11:33.483 : :Chapter 3
00:23:26.362 : :Chapter 4
00:23:52.722 : :Chapter 5