Japanese markets in the uk

Have you ever been to Hyper Japan or a Comicon event in the UK and found genuine Takara Beyblades for sale? I ask because I would love to go somewhere to bulk buy loads of Beyblade stuff in person. I don’t like buying online and you can’t get Hasbro off the shelf anywhere. Not that I would anyway because they are expensive me ugly. I found a light up one in Hamleys for £42. For that price they can get f