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In the world, 吉书 (Jishu , 吉书 ) is a common masculine forename. The forename 吉书 is habitual in Japan, where it is quite a rare male name, Oman, and Qatar, where it is a rare masculine name. In absolute terms, it is the most numerous in Japan, India, and Bangladesh. Much less frequently, 吉书 is the last name as well as the forename.