The man who stole the cash was arrested.

Breaking news "Gunma Prefecture".
By "Isesaki FM" AI.

Man arrested for punching a man in Isesaki City and stealing his cash.

On the 16th, Isesaki Police Station arrested a 19-year-old scaffolder from Maebashi City on suspicion of robbery resulting in injury after punching the man in the face, injuring him, and stealing his cash.
At around 11:05 pm on the 15th, the man opened the door of a light passenger vehicle parked in Tamamura-cho,
and punched the 24-year-old male office worker from Isesaki City in the face,
threatening him by saying, "Give me your wallet. How much can you pay?"
He is suspected of stealing approximately 10,000 yen in cash and inflicting minor injuries on the man,
and has admitted to the charges when questioned.