October 10, Naruto's birthday, was "Taiiku no hi" (Health and Sports Day) in Japan when his character was conceived - a holiday full of physical activity fit for a hyperactive kid. The holiday, however, was moved to the second Monday of October during 1999.

  According to the Game Boy Advance game Naruto: Konoha Senki one of Naruto's hobbies is gardening and he is the one who gives Kakashi Mr Ukki, the plant seen on Kakashi's windowsill. According to the official databooks his hobbies are playing pranks and watering plants.

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