So, I asked Bandai directly and I received a reply
though Prismatic Secret Rare cards have a similar treatment, with a Starlight Rare its applied across the whole card, and not the artwork alone
JP UR (Ultra Rare) equals English Hyper Rare, the gold card
How to submit to PSA for grading and authenticating
#15 RE: first edition shadow I have the French and Spanish 1st Edition Base Sets complete, all are legit and they are all shadowed so they are real and didn't come shadowless Also, I have a complete Japanese Base Set with no rarity symbol, so you can get them, just not often, here is a link to what I posted on here of one of the Japanese Base Sets I have
Its special illustration features a wide array of Water Pokemon enjoying their time in the sun