However, Doraemon plays with his master Nobita, goes for walks with him, helps him with his homework, and looks things up for him; he even goes out to buy soy sauce for Nobita's mother. Such is the long-range vision of the service robot, a goal that's being realized bit by bit.
日本漫畫《小叮噹》裡，機器人小叮噹具有上天下地、甚至轉換時空的通天本領，也許太過科幻；但是小叮噹能幫媽媽跑腿買醬油，陪主人大雄遊戲、散步，幫他做功課、查資料等，已是服務型機器人可望一一實現的遠景。