Japanese take volunteer trips to clean up after tsunami
31 August 2011 Last updated at 18:13 BST
Hundreds of people in Japan pay to sleep on a bus just to wake up the next day to work for free helping clear up after March's earthquake.
The journey takes 12 hours each way, but there's still a lot to be done in Ishinomaki and other cities in the North-East of Japan destroyed by the tsunami.
Elise Wicker reports.