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21 Emon Uchuu e Irasshai!
21 Emon Uchū e Irasshai! ／ 21 Emon: Uchuu e Irasshai! ／ 21 Emon: Welcome to the Space!! ／ 21エモン 宇宙へいらっしゃい! ／ 21卫门：欢迎来到宇宙! ／ ２１エモン 宇宙へいらっしゃい！
Description
The story tells the adventures of the boy, 21 emon, engaged in the management of a hotel belonging to his family for years. In his problems, 21 emons is helped by the robot Gonsuke and the little alien Monga. (Source: Wikipedia)