Seats booked for the performances at 연세대학교 백주년기념관 on Dec 13, 2026, as KOPIS performance statistics reported them each night. The first value already includes everything sold before we began watching, so the curve starts at the first observation, not at the on-sale date.
Playing that day: KASSY CONCERT CHAPTER.01 안녕 FAREWELL
| Sales through | To show | Booked | Change |
|---|---|---|---|
| D-54 | 308 | – | |
| D-53 | 311 | +3 | |
| D-52 | 308 | -3 | |
| D-50 | 318 | +10 | |
| D-49 | 322 | +4 | |
| D-48 | 324 | +2 | |
| D-47 | 327 | +3 | |
| D-46 | 328 | +1 | |
| D-45 | 331 | +3 | |
| D-44 | 337 | +6 | |
| D-43 | 339 | +2 | |
| D-42 | 340 | +1 | |
| D-41 | 341 | +1 | |
| D-40 | 345 | +4 |
· KOPIS figures lag by about a day and may be revised for seven days after the performance.