What is TWICE's J-line, Unnie line, Visual line, and Maknae line

How do people decide which members in a K-POP group is part of the maknae line and who's part of the hyung/unnie line? - Quora

What are the official lines of Twice? The official dance line, official vocal line, unnie line, j-line, and any other? - Quora

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Which members in Stray Kids are part of the hyung line, maknae

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TWICE and the Emotional Abuse That Was SIXTEEN

What are the official lines of Twice? The official dance line

Is Chou Tzuyu the only visual in Twice? - Quora

Is Chou Tzuyu the only visual in Twice? - Quora

What are some Twice subunits you want to happen? - Quora

Is Twice's Mina included in the Maknae line? - Quora

What is TWICE's J-line, Unnie line, Visual line, and Maknae line