Ray says she was a bit uneasy about the style of the tat -- which depicts Brandy with blood-red eyes and the words "Best friends 4 ever" on her face -- but he likes it and that's all that matters to him.
In fact, he doubles down saying anybody who doesn't approve is trippin'. In simpler terms ... "It's my leg, and my sister".
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When Ray posted the image of his tattoo, he called it the "holy leg" and said it was "real gothic-like." For anyone asking, he says that's just the artist's style.
Ebro Laura Stylez Rosenberg
Of course, this comes a few months after Jack Harlow admitted he didn't know Ray J and Brandy were siblings, which stunned lots of folks on social media ... given that Brandy helped Ray J start his career.
Well, now Ray is making it clear and giving his sister her flowers. Stay tuned, he says there will be more where this came from ...