The storm disrupted transportation, with trains running as much as 70 minutes behind schedule and dozens of crashes reported on the roads, the Asahi Shimbun reported. By afternoon, all domestic flights into and out of Haneda Airport had been canceled.
The Japan Meteorological Agency issued its first heavy snowfall warning for the region in 13 years. As much as 8 inches was forecast for the city by noon Sunday, the Wall Street Journal reported, with higher totals in mountainous areas around Tokyo.
The snow threatened to disrupt voting Sunday for a new Tokyo governor. Morihiro Hosokawa, a former prime minister, wore a down jacket at a campaign rally Saturday.
About 30 universities in the area had entrance examinations scheduled for Saturday, the Shimbun said. Many of them delayed the start time to give test-takers time to get to the exam sites.