20 things to do this weekend

Saturday

Bloodaxe Festival 2011
Sweat-drenched moshfest featuring nearly a dozen bands, including Californian deathcore darlings Winds of Plague, Michigan melodic hardcore quintet For the Fallen Dreams, and Cali hardcore/metal bludgeoners Xibalba. Read more

Tokyo Idol Festival 2011
At the opposite end of the scale, there's a total of 54 groups doing their thing at the second edition of Tokyo Idol Festival, a two-day otaku-pop onslaught held at a specially constructed site in Odaiba. Read more

Madchester Night 2011
Just in time for the Japan release of Upside Down: The Creation Records Story, DJs including Kenji Takimi, Duck Rock and Yoda are revisiting the heyday of indie dance and acid house. Read more

Wire11
Takkyu Ishino's techno mega-rave returns to Yokohama Arena with some of the biggest names in the industry, including Ali 'Dubfire' Shirazinia and Carl Craig doing his 'retina-popping' 69 live set. Read more

Star Night
If Wire isn't your thing, big-name US house DJs Derrick Carter and Doc Martin are helming this all-nighter at the expansive Tabloid complex on Tokyo Bay – and it costs a fraction of the price. Read more

Sumida River Fireworks Festival
Japan's oldest fireworks festival is happening a month later this year, which means there won't be any Asakusa Samba Carnival (boo!), but they'll be deploying around 20,000 rockets to make up for it (yay!). Read more

Kitsune Club Night
Ageha is being treated to a bumper lineup curated by the French fashion/record label, featuring Kitsuné main man Gildas, Hot Chip's Alexis Taylor, and live performances by 80kidz and Housse de Racket. Read more

Acid Mothers Temple & The Cosmic Inferno
The hardest rocking permutation of Nagoya psych weirdos Acid Mothers Temple features Afrirampo's Pika on drums and added 'love pole dance' by Kasumi Hiraoka – because what's not to love about pole dancing? Read more

Piranha 3D
In a summer of seriously trashy cinema, Piranha 3D still stands heads and dismembered shoulders over the competition. Alexandre Aja's gore-soaked 'guilty pleasure movie' opens in Tokyo today. Read the Time Out review