I have no luck with sunburst. They been very shy and don’t live long , stress? I hav a female Wattanabe. Got one about the size of a quarter for $50 3-4 years ago. Now around 4” long. Great fish.
Yours is a male with the stripes. Mine is solid blue on her body.
Those are Google images. Actual photos on old phone in an unknown closet or box. Mine was female also, powder blue no stripes