Roppuru (ロップル), otherwise known as Loppic or Roppel is a boy who appears in the 1981 film, Doraemon: The Record of Nobita: Spaceblazer and its 2009 remake, The New Record of Nobita: Spaceblazer. He lives on the planet Koya Koya. A portal to his spaceship opened in Nobita's room during a time warp. He became friends with Nobita and Doraemon who helped him save his planet. He has an alien-type rabbit friend called Chammy.
Roppuru was a boy living happily in the planet Koya Koya. One day while playing with his friends Chammy and Morina, a tragic accident occured and Morina's father got lost in space and was never seen again. Morina never forgot that incident and it turned it turned her into a serious girl who was rarely seen smiling. Many years later, Nobita and Doraemon found a portal to the Koya Koya planet and met Roppuru and they teamed up together with Shizuka, Suneo Gian and Dorami to defeat the villain and find Morina's father.
Roppuru is a slim boy of medium height and bottle green hair. He wears an outfit that resembles a space suit.
Roppuru is brave, adventurous and independent. He has a certain determination for things and never gives up trying. He also has a soft side for Morina and he feels sorry for her losing her father.
Roppuru and Nobita were former best friends. Nobita first met him when he found the portal in his room and they created a special bond between each other. Nobita always stuck by Roppuru and helped him.