Japan, exact location unknown — 3 September 881
Stellar maneuvers
Two stars appeared in the sky, and went through strange movements as if merging and separating. This is the same pattern as in case 67, reported in China.
Source: Nihon-Tenmonshiriyou, by Morihiro Saito. We have looked in vain for an exact reference. Perhaps one of our Japanese readers can research this case further? Case: W015