At the press conference on December 9 of the same year, the Imperial Household Agency announced that the Emperor had a supraventricular arrhythmia in the beginning of December, in addition to the inflammation of the stomach and the duodenum that was detected by an examination of the digestive tract.
同年12月9日の宮内庁記者会見に於いては、天皇が12月上旬に上室性不整脈に罹患し、また、消化器官検査で胃と十二指腸に炎症が発見されたことがなどが発表された。