: A "top" file version usually refers to the highest possible quality leak or official encode available, prioritizing visual data over file size.

The IPZZ005 encode is presumed to support (approximately 1.07 billion colors) rather than standard 8-bit (16.7 million colors). When paired with HDR (High Dynamic Range) or Dolby Vision, the "4K TOP" label ensures that specular highlights are brilliant, shadows are deep without crushing black levels, and skin tones are rendered with lifelike accuracy.

Available on specific Japanese entertainment networks that support 4K playback.