This is the 8653rd most frequent Japanese word.
新一
"新一" (Shinichi) is a Japanese given name meaning "new one" or "new first."
Here, '新一' represents the name of a fictional character being described.
この小説の主人公は新一という名前です。
The protagonist of this novel is named Shinichi.
In this sentence, '新一' is used as a person's name, indicating the subject of the sentence.
新一は新しいプロジェクトに参加しました。
Shinichi participated in a new project.
In this context, '新一' might signify a role or person archetype, used almost metaphorically based on a notable example.