As reported
Chevron over Adachi-Ku (Tokyo) (Japan)
A witness account on file, unevaluated. Most of the archive rests here, and honestly so.
The report, as filed
Two crescent shaped lightless soundless craft, traveling at supersonic speeds over Tokyo.
Held as-reported from National UFO Reporting Center. Witness text is preserved verbatim, including its spelling; nothing is edited beyond formatting.