If you're looking for anime similar to Hoshi no Kirby 64: 4-koma Gag Battle, you might like these titles.
When the young Kotarou (errr...Rotarou) washes up on Papuwa island with a case of amnesia, he has no idea that his life is about to take a turn for the bizarre. With housemates such as the man-maid Liquid, an asexual snail and a transsexual fish with legs, Rotarou will have his hands full! But beneath the tranquility of the island lies a dangerous secret that could destroy the island, and the answer lies only with Rotarou. With enemies from his past afoot, his friends trying to eat him and a giant poisonous mushroom trying to get him high, what’s a young boy to do?!
Saying "Yeah, this is fine!" the Bakabon family cause everyone around them to howl with laughter. Fishing in puddles, playing with an invisible dog, taking a bath with clothes on... Today, too, those in the Bakabon family are being tricked into doing silly things.
In the beginning God created the light and the dark, but soon, the powers of light squared off against the powers of dark, and the world was plunged into war. Eventually, seven knights of lights with the power of Shadow rose up and sealed the darkness away. Now, many years later, Nene, the ruler of the Grand Kingdom, is trying to use the power of Shadow to plunge the world into chaos. Looking for other people with the power of Shadow, Nene sends his forces to attack Shu's village; but while defending his village, Shu unleashes the Shadow of Blue Dragon, the most powerful shadow known, and it goes berserk. Can Zola and Jiro, two other Shadow users who oppose Nene, teach Shu how to control Blue Dragon and save the world from chaos?