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Throughout the world, ちか (Chika , ちか) is a widespread gender-neutral first name. The first name ちか is habitual in Nigeria, where it is quite a common gender-neutral name, Japan, where it is quite a rare feminine name, and Indonesia, where it is quite a rare dominantly female, but uncommonly boy's name. Likewise, ちか is the last name as well as the forename.
ちか is also a name for the fictitious and mythical characters: Chika Fujiwara , the fictional character from Kaguya-sama: Love is War; Chika Takami , the fictional character from Love Live! Sunshine!!; Chika , the fictional character from Princess Connect!, Princess Connect! Re:Dive and Chika , the model Actor director dancer.