The name "Sei" (生) is a common Japanese given name that can have various meanings depending on the kanji used. It is often associated with concepts such as "life," "birth," or "pure." The name is used for both males and females, making it versatile in Japanese culture. In addition to its use as a name, "Sei" can also refer to Sei Shonagon, a famous Japanese author and court lady from the Heian period, known for her work "The Pillow Book." This historical context adds depth to the name, linking it to Japan's rich literary heritage.