CHINKOO RECORDS · v1

Shortest gap between two members’ annual birthdays

The same day, or days apart? Find the closest two birthdays.

Treating the year as a circle, the shortest gap in days between two neighbouring birthdays, including the December-to-January wrap.

DISCOVERYSingle first place

1 day

Stray Kids — 1 day · 1 day between 9/14 and 9/15

Scope: 5 teams with verified values · single first place · as of 2026-09-14

This edition compares only 5 inspected official profiles: TWICE, NMIXX, Stray Kids, ITZY, DAY6. It is not an all-K-pop ranking or an activity-status claim.

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The Korean and English cards link to the same record id and the same discussion post.

Rule

Treating the year as a circle, the shortest gap in days between two neighbouring birthdays, including the December-to-January wrap.
Unit: days. Interval math uses the non-leap reference year 2025; a February 29 birthday is clamped to February 28 for this calculation only.
As of 2026-09-14 · rule version v1 · a team with a different roster snapshot is out of scope.
This edition compares only 5 inspected official profiles: TWICE, NMIXX, Stray Kids, ITZY, DAY6. It is not an all-K-pop ranking or an activity-status claim.

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