Stars including Katy Perry, Chris Martin and Arcade Fire have donated memorabilia to a charity auction, with proceeds going to help victims of the recent earthquake and tsunami in Japan.

The artists have gifted personal items to the eBay auction, alongside the The Beach Boys, David Guetta, Chemical Brothers, Beastie Boys, Good Charlotte, Tinie Tempah, Lady Antebellum, Gorillaz, Keith Urban, Depeche Mode, Iron Maiden, Hot Chip, Kylie Minogue and Billy Corgan.

Among the items are a cupcake trampoline from Katy Perry's current California Dreams world tour, as well as Chris Martin's jacket - which he wore for Coldplay concerts in 2010.David Bowie has donated 35 signed albums, Norah Jones offers a signed guitar and fans can bid to own on Jane Birkin's own Hermes Birkin handbag.

The first phase of the auction stars today and ends on April 15, with a second phase starting on Monday (April 11) until April 21.