The kanji characters shown there are 中本(Nakamoto) 哲史 (Satoshi).
kanji are a system of Japanese writing using Chinese characters to phonetically represent names.
There are hundreds of ways of representing Nakamoto Satoshi in kanji.
It is often extremely difficult to distinguish individuals or subjects without knowing the kanji characters.
At night, boiled rice, or kanji with fish or curry made of vegetables from their kitchen garden, form their chief food.
Such of the members of the family as could not give him kanji (rice gruel) or boiled rice before death, now give it to him.
"Chinese ideographs that make up the bulk of Japanese writing," 1920, from Japanese kan "Chinese" + ji "letter, character."