How to say “I reported the defect by phone the same day, and you gave me reference number 48213.” in Japanese
In Japanese
同じ日に電話で不具合を報告し、受付番号48213をいただきました。
Onaji hi ni denwa de fuguai o hōkoku shi, uketsuke bangō yonman hassen nihyaku jūsan o itadakimashita.