This word originated from the Japanese concert live support culture, and its English name is コール. In order to show their affirmation to the idol singers on stage, fans waved light sticks and shouted loudly to create a warm atmosphere. The two words are clear: Come on.
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1. In Japan, call simply means shouting slogans according to the elements in the lyrics of songs in Idol Live, including following the lyrics, repeating and responding.
2. Calling is a concentrated expression of support and love for artists on the stage. It seems crazy in retrospect, but it is actually very rational, mainly reflected in the uniform shouts and a sea of light sticks under the stage.