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There is a bookmarklet called "Kathack" that allows website text to be rolled up into a Katamari ball.
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The cousin "Ichigo" shares her name with the Japanese word for Strawberry, which is also why her outfit has a strawberry pattern.
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In all Katamari games, the Katamari can speed off and glitch straight through a wall given the right conditions. The King will then teleport the Katamari back, stating that he had just performed a "Royal Warp" and then apologizes for the glitch about how "embarrassing" it is.