We update the light curve and spectrum of the recurrent nova U Sco.
■ [supernova] Type Ia SN 2010Y : update
We update the light curve of Type Ia SN 2010Y. The light curve has already showed the decline of the luminosity. It means that the rising times of this SN may be conspicuously fast for a typical SN Ia. We will continue the observations of SN 2010Y.