Sakuma says "It is easy to build from a reference book or from MJ.
But we can not make the amplifier better that way. When I make an amplifier, I listen and listen to music so as to find 'what I need' in my imagination.
Once I find It, the amplifier design is very easy".
The title of his book and the name of his audio concerts is "Rememberance of Sound Past".
This is not to say that we wish to listen old sounds like a music box.
When we listen to an audio system, there is first, our own emotion.
It is the start of audio life. But after hearing many audio systems and reading other's audio reports, we may lose our own emotion.
"Rememberance of Sound Past" is the memory of our first emotions brought forth by music and audio.