This is the 8648th most frequent Japanese word.
斎藤
"斎藤" is a Japanese surname, typically romanized as Saitō.
The word '斎藤' is used as a surname, indicated by the honorific 'さん'.
斎藤さんは学生です。
Mr./Ms. Saitō is a student.
The word '斎藤' is used as a name being referred to in conversation.
私は斎藤について話したいと思っています。
I want to talk about Saitō.
The word '斎藤' is used to specify the subject who performed the action.