Gintama x Mameshiba
銀魂×豆しば
Aired as a commercial to promote the Gintama: Kanketsu-hen - Yorozuya yo Eien Nare Movie, Gintoki, Kagura and Shipachi have turned into "weird living creatures".
This is a Gintama parody on the Kids Short Animation "Mameshiba" featuring the characters the sword bean-dog hybrid creatures.