Paper Shin is a series spin-off of Keroro Gunsou, Shin-chan, Hamtaro, Pokemon, Puchimas, Starfy, Rhythm Heaven, Kirby etc etc.
Paper Shin: A well-known series with comedy-like format. It tells about five frog-like aliens trying to take over the Earth while going adventures with Shin Nohara and his family along with his friends.
Chibi Kero: This series revolves Keroro, Giroro, Pururu and Dororo's childhood and their crazy adventures.
Warrior Kero: It's about Keroro and the others fighting Warrior Vipers on Sengoku Ran Planet.
Pretty Square: Pretty Square revolves around the Keroro Platoon protecting the Earth with help of Pop and her friends while collecting pretty crystals from Kuromi and Baku.
Puchimas!: It's about petit version of Idolm@ster and their wacky adventures at 756 pro.
Hi, Hamtaro! A mini series of Hamtaro and his friends' small adventures.
Pokemon Kero: It's about Kerotoshi's journey to become the greatest Pokemon trainer.