According to the official Hobby Japan website, an unaired episode of Bikini Warriors will be bundled with the Blu-ray volume to be released on December 9th, 2015. (Source: Hobby Japan)

A large scale remake of the time after Kenshin leaves Tokyo up until before the inferno of Kyoto.

Di Gi Charat (call her Dejiko for short) and Petit Charat (the cute little charat) come down to Earth, where they want to be idols, or something like that. Rabi~en~Rose (a random girl with bunny ears) decides they're in her way of becoming an idol herself. They all end up working at Gamers, where various otaku, children, and humanoid fingers walk in and act like morons. Contains: Gema no Sumika Tsusode shiu Engekidan (ii ne!) (Source: AniDB)