성함 is the formal form.이름 is the polite form. To ask, “What is your name?” in the formal form, use the subject particle 이 plus 어떻게 되세요? 성함이 어떻게 되세요? For the polite form, use this: 이름이 뭐 예요? To answer, simply use the standard form of name 이름. 제 이름은 김지니예요.

Subject markers mark the subject. In this case, I think it’s more close to “topic”. Topic markers in Korean are: 은 and 는. They are appended to nouns. If the final syllable is a consonant, use 은; if a vowel, use 는. 사람은 / 남자는 의사는 / 학생은 집은 / 침대는 In Japanese, these particles… Read more