High-priority alert based on source significance and keyword relevance.
Context
What happened: A Russian Embassy vehicle collided with a private vehicle in front of Japan's Foreign Ministry in Tokyo's Kasumigaseki district on Thursday.
Key numbers: Around 5:35 p.m.; four people slightly injured; Russian woman in her 30s on board; private vehicle carried three men.
Why it matters: Police are investigating the circumstances. The embassy vehicle is believed to have been involved shortly after leaving the ministry.