The Fukuro Matsuri (ふくろ祭り) is a relatively new event which kicked off in 1968. It is held in front of JR Yamanote Line Ikebukuro Station of Tokyo, and consists of the Mikoshi no Saiten (御輿の祭典) in late September which focuses on mikoshi processionand the Tokyo Yosakoi (東京よさこい) in early October which focuses on the yosakoi dance.

Mikoshi no Saiten

The Mikoshi no Saiten, the first half of the Fukuro Matsuri, is held on an weekend of late September. The main event of this part is the procession of about a dozen mikoshi held in the Sunday evening.
Other than this parade, there's a mikoshi processkon of about 30 mikoshi in Sunday noon, though this one is actually the procession for the Reitaisai, or the Annual Grand Festival, of the Ikebukuro Ontake Jinja Shrine.

Many performances are performed at the makeshift stage in front of the East Entrance of the station.

This is the very main event of the Mikoshi no Saiten.

The Okinawan Eisa dance is performed after the evening mikoshi parade.

Tokyo Yosakoi

At the Tokyo Yosakoi, the latter half of the Fukuro Matusri which takes place on an early weekend of October, more than 100 Yosakoi team from around the nation perform the Yosakoi dance. The Tokyo Yosakoi started in 2000. Some other kind of dance like Yassa, Kappore, Okinawan Eisa, Sado Okesa are also perfomed.