“RISC-V READER” was the first RISC-V book translated and published in Japan, translated by Mitsuaki Narita and LaTeX coding done by SHC. Published on 18 October 2018 with the cooperation of Nikkei BP. It was distributed to all participants at RISC-V Day Tokyo 2018 and the number of copies required for the first edition was guaranteed. The Amazon category is interesting.