As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NRT - EMERGENCY ESCAPE PATH LIGHTS IN FIRST CLASS GALLEY AND PARTITION INOPERATIVE. REPLACED BATTERY PACK M33093 AT DOOR 1L CEILING FOR EMERGENCY ESCAPE PATH LIGHTS IN FIRST CLASS GALLEY AND PARTITION. SYSTEM GROUND CHECKED NORMAL OPERATION.