If the filenames appear as gibberish (mojibake) after extraction, use a tool like Bandizip and set the code page to Japanese to correctly display the Kanji/Kana titles.
If you are looking for this specific work, it is usually distributed in compressed formats like or .zip to preserve the high-quality .mp3 or .wav audio files.
Includes high-quality environmental sounds, clothing rustles, and soft whispers to enhance the atmosphere. How to Access and Manage the Files