Keroppi Hasunoue

はすの上けろっぴ; けろけろけろっぴ, Kero Kero Keroppi
Keroppi is a frog who loves adventure and his bubbly personality makes him popular around Donut Pond. He has a brother called Koroppi and a sister called Pikki. Keroppi is a fantastic swimmer and singer but not at the same time. His birthday is July 10th. He was created in 1987. Source: