Yokohama Waterworks: 219 people’s returned exemption-cancellation notices went missing

Of exemption-cancellation notices mailed for water-rate discounts, 174 households / 219 people returned as undeliverable and were stored in the office; after a layout change they were found missing on Aug 3, 2026. Apology letters from Aug 19; disclosed Aug 24. No known need to remove them from the office; documents still unfound.