In rice circle culture, fans often use the word "factor" to express their love and support for idols or supporting groups. This word comes from the act of applying the principles and culture of rice circles to other circles. For example, fans will bring rice circle culture into hip-hop circles or other fields, showing their enthusiasm and support for idols or groups. This behavior often includes idolization, participating in fan activities, sharing music, photos or videos of idols, etc.