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https://www.jas-audio.or.jp/english/hi-res-logo-en
"Hi-Res Audio" logo applicable products JAS defines is to fulfill the following specification on the recording, reproduction and signal transition process
<Analogue process>
(1) Microphone response performance: 40 kHz or above during recording
(2) Amplification performance: 40 kHz or above
(3) Speaker and headphone performance: 40 kHz or above
<Digital process>
(1) Recording format: Capability of recording using the 96kHz/24bit format or above
(2) I/O (Interface): Input/output interface with the performance of 96kHz/24bit or above
(3) Decoding: File playability of 96kHz/24bit or above (FLAC and WAV both required)
(In case of self-recording equipment, FLAC or WAV file is required as minimum condition)
(4) Digital Signal Processing: DSP processing of 96kHz/24bit or above
(5) D/A conversion: Digital to analog conversion processing of 96 kHz/24 bits or above