『ガールズ＆パンツァー』「不肖・秋山優花里の戦車講座～EXTRA～」

In honor of Girls & Panzer TV & OVA receiving a 5.1ch Blu-ray Disc BOX set, a new Akiyama Yukari's Tank Course "Extra" was made with nearly a half hour worth of content.

A short ~7 minute watermarked 'preview' version was available on Bandai Namco's official YouTube Channel on September 29, 2018.