• 氏名しめい — full name
• 氏族しぞく — clan / kin group
• 姓氏せいし — surnames
• 氏神うじがみ — guardian deity

This character originally depicted a tool shape, later borrowed for “clan” or “family name.” It remains central in surname-related words, linking history with modern Japanese naming.

氏名しめいを 記入きにゅうしてください。
Please fill in your full name.

彼かれの氏うじは 藤原ふじわらです。
His clan name is Fujiwara.

古代こだいの日本にほんでは 氏族しぞくが重要じゅうようでした。
In ancient Japan, clans were very important.