Rank Korean musicians by how often people look them up, and the person at the top is there for his acting

The most-read individual in our K-pop panel over the last thirty days is So Ji-sub, with 221,480 openings of his English Wikipedia article — nearly twice the next name. He has released records. He is on the list because Wikidata records him as a singer. Almost nobody outside Korea knows him that way.

He is not an anomaly. Of the 1,545 individuals in the panel, 154 also appear in Korean titles that reached a Netflix Top 10. They are 10.0% of the names and 32.6% of the views — 2,260,199 of 6,936,669. The average person carrying both credits was looked up 14,677 times; the average person carrying only the music credit, 3,362. A factor of 4.4.

Two lists, printed side by side

★ also appears in a Korean title that reached a Netflix Top 10.

Four of the top ten carry the flag, and those four hold 46% of the top ten’s views. The proportion barely moves as the list lengthens: 9 of the top 20 and 46% of views, 23 of the top 50 and 47% of views.

The second column is not the corrected list. It is a different question answered with the same data. The first column says who in Korean music gets looked up. The second says who gets looked up for music alone. Both are true, they disagree at the top, and which one you want depends entirely on what you are about to do with it.

Why we flag instead of remove

The obvious move is to drop these 154 as contamination. We do not, for a reason that is easy to state: they are not contamination. Wikidata records Jisoo as a singer and as a cast member because she is both. Removing her decides, on her behalf, which career counts — and it makes the rule that built the roster untestable, because the roster would then be a rule plus a list of exceptions somebody typed.

So the panel carries a column, also_on_screen_actor_roster, and this figure: filtering it out removes a third of the attention in the panel. Anyone who filters it without knowing that has quietly changed what they are measuring.

What the flag actually means

It does not mean “is an actor.” It means “appears, per Wikidata, in the cast of a Korean film or series that reached a Netflix Top 10.”

IU is not flagged. She has led several series. Lee Sang-yi is not flagged, and the title of his Wikipedia article is Lee Sang-yi (actor). Neither has a cast credit on a Korean title that charted in the window our screen roster is drawn from, so neither carries the flag — and the flag is honest about being a Netflix-shaped question rather than a career one.

There is a second gap underneath. The screen roster began as 1,344 names and 1,008 could be measured; 336 had no English Wikipedia article at all. A working actor can be missing from the flag for lack of an article as easily as for lack of a credit. A flag built from two volunteer datasets and one company’s weekly chart inherits the holes in all three.

What this is not

Every figure here counts openings of an English Wikipedia article over thirty days. It is not sales, not streams, not chart position, and not attention inside Korea, where the reading happens in Korean on pages we do not count.

It also cannot say why a page was opened. So Ji-sub’s 221,480 openings are not evidence that people were looking for an actor rather than a singer. They are evidence that people were looking for So Ji-sub. The split in the table above is a split by credit, not by intent, and no data we can reach turns one into the other.