This study aims at exploring character educational contents elements in grammar education. It is an initial attempt to explore character educational contents in grammar education as a part of Korean language education on following the discourse, “character education through subject education.” As a start, this study organizes a concept of character and finds out the meaning for Korean language education and grammar education. And then, character competency elements of Korean language education were set and contents structure of grammar education were compared with. Finally, character educational contents elements of grammar education were explored through discussing contents achievement standards with character competency. Three results of this study are following below. First, a concept of character was established with a competency. So the character is a competency to practice a desirable emotion.morality.sociality in everyday life, as an individual affective attributes corresponding with the sociocultural value. Second, elements of character competency in Korean language education are “Individual: honesty, rule observance, responsibility, introspection, Communication: empathy and caring, conflict(problem) solving, Attitude: participation and cooperation, Context: identity forming, variety admitting” on a perspective of the sociocultural communication. Third, character educational contents elements in grammar education are suggested with contents achievement standards, “Korean Language Structure: pronunciation, new words(vocabulary), Texts and Korean language life, Korean Language Norm: language standards, Korean Language Changes: Hangeul, Korean language suffering history and future, South Korean and North Korean languages.”