Parade: A utility to extract remote assets from the Kemono Friends 3 mobile game.

parade.py

# Parade v1.0.1
# A utility to extract remote assets from the Kemono Friends 3 mobile game.
# © 2020 Shuga.
# Assets extracted from SEGA's servers. For use in Unity.

import csv, requests, os, io

# # Line to start at (zero-indexed).
# line = 1

# URL prefix. In case the URL changes in the future.
prefix = "https://parade-mobile-prod-cdn.kemono-friends-3.jp/AssetBundles/32.0/97e897a5c4d019b159c1678f2d9e7faa/32.0/iOS/1.0.0/ja/"

def main():
    # Create the folder to hold the discovered assets.
    if not os.path.exists("kemono_parade"):
        os.makedirs("kemono_parade")

    # Fetch the index file.
    if not os.path.exists("kemono_parade/ab_list.tsv"):
        print("Downloading index file from SEGA...")
        req = requests.get(f"{prefix}ab_list.txt")
        
        with open("kemono_parade/ab_list.tsv", "w") as listy:
            listy.write(req.text)
            print("Done!")
    else:
        print("Index file found locally!")

    with open("kemono_parade/ab_list.tsv", "r") as tsvin:
        tsvin = csv.reader(tsvin, delimiter='\t')

        for row in tsvin:
            if row[0] == "[EOF]":
                break
            else:
                # Download asset.
                getAsset(row[0])

def getAsset(url):
    if not os.path.exists(f"kemono_parade/{url}"):
        print(f"Downloading file: {url}")
        resp = requests.get(f"{prefix}assets/{url}", headers={"User-Agent": "KemonoFriends3/1.5.1 CFNetwork/1179.0.1 Darwin/20.0.0", "Connection": "keep-alive", "X-Unity-Version": "2018.4.12f1", "Accept-Encoding": "gzip, deflate, br"})
        file = io.BytesIO(resp.content)
        with open(f"kemono_parade/{url}", "wb") as f:
            f.write(file.getbuffer())
    else:
        print(f"File exists, skipping: {url}")

if __name__ == "__main__":
    main()

CDN moved to https://parade-mobile-prod-cdn.kemono-friends-3.jp

If you would be so kind as to give us some details on how to use it.