Spotted in our neighbourhood: a ジョウビタキ (jōbitaki), or Daurian redstart (Phoenicurus auroreus). Native breeding in East Asia (northeastern China, Mongolia, Korea, and Siberia), they hibernate in southern China and Japan.
The photo shows a male specimen: a grey crown and nape with lighter forehead and crown-sides, a black face and chin, brownish mantle and wings and a large white wing patch; the chest, lower back and rump are orange, and the tail is black with orange sides (source).
Distribution: Daurian Redstart (Phoenicurus auroreus) :: xeno-canto (with recordings and sonograms)
Status: least concern