Spectrum of PNV J00215475+5231007 We reported optical spectrum of PNV J00215475+5231007 to ATel: https://www.astronomerstelegram.org/?read=15857 -- ________________________________________________________________  田口 健太　(TAGUCHI, Kenta)  京都大学大学院理学研究科宇宙物理学教室  (Department of Astronomy, Graduate School of Science, Kyoto University) kentagch@kusastro.kyoto-u.ac.jp  09090536980