Emperor Naruhito was discharged from a hospital in Tokyo on Monday after undergoing a tissue examination for an enlarged prostate, Report informs, citing foreign media sources.

The Imperial Household Agency said it will announce the results at a later date.

The 62-year-old’s prostate-specific antigen level, a tumor marker, is slightly higher than normal, according to the agency. An MRI scan he underwent earlier this month confirmed an enlarged prostate.