KeroKeroKeroppi Hasunoue (はすの上 けろっぴ Hasunoue Keroppi?) is a frog character with large eyes and a V-shaped mouth. KeroKeroKeroppi loves adventure, and his bubbly personality makes him popolare around Donut Pond. He has a brother called Koroppi and a sister called Pikki. Most often he is seen with his little lumaca friend tana, den Den, always tagging along a little behind. KeroKeroKeroppi is a fantastic swimmer and singer (but not at the same time.) KeroKeroKeroppi has appeared in two video games: Kero Kero KeroKeroKeroppi no Bouken Nikki and Kero Kero KeroKeroKeroppi no Daibouken. KeroKeroKeroppi was created in 1987 and his birthday is on July 10. His hometown is Donut Pond