99%
I'm 97% certain Ayaka is female.
According to a dataset of 456, the average Ayaka is around 26 years old.
From Japanese 彩 (aya) meaning "colour" combined with 花 (ka) or 華 (ka) both meaning "flower". Other kanji combinations are possible.
We use a combination of data from the internet, and our own Machine Learning models to make these predictions.
In a gist, we use a Machine Learning model trained on a diverse global dataset of 100m+ names, and use it to predict different traits for a person based on first name!
NameGuessr guesses a person's nationality, age, and gender based on their name. We also try to give insightful info around the name's origin, name meaning, and name pronounciation.