A little something before Stop 01. Come back on September 9.
The Koko Letter Bureau · September 2026
Moonbound
循月而行This September, we’ll make seven appearances across six cities. The locations are staying under wraps for now — though we might drop a little hint before each stop goes live.CAMPAIGN NOTE
This September campaign is independently funded by one anonymous Valkyrie and carried forward in the spirit of a shared wish among Valkyries around the world.Letters for Valko / Koko Letter Bureau coordinates the campaign and its placements across all stops.2/7Illuminated · 7–27 September