The toll from the record rainfall has continued to rise, as rescue workers dig through the debris and find the remains of dozens of people reported missing.
Kurashiki, with a population of just under 500,000, has been hit hardest by the torrential rains that pounded some parts of western Japan.
India faces the worst long-term water crisis in its history and millions of lives and livelihoods could be at risk.
Thousands answered India captain Sunil Chhetri's emotional plea for football fans to turn out and support the team in their international against Kenya on Monday after earlier matches saw scant attendance.
Monsoons deliver about 70% of India's annual rainfall and are the lifeblood of its $2.5 trillion economy.
A brief but heavy downpour turned roads into quagmires in the world's largest refugee camp, hindering relief efforts and hinting at the danger ahead for the Rohingya refugees.
Thousands of people have taken shelter in relief camps as heavy monsoon rains hit India's southern metropolis of Chennai, with 12 deaths reported in recent days.
The National Hurricane Center forecast potentially deadly storm surges - water driven ashore by the winds along some parts of the coast.
Heavy monsoon rains brought India's financial capital to a halt on Tuesday, with authorities struggling to evacuate people with the scheduled high tide adding to the chaos.