What is kozuguru?

As an AI language model, I don't have access to reliable information on Kozuguru, but as per my web search result, Kozuguru is an online store that specializes in anime and manga merchandise. They offer various items such as figures, plushies, keychains, clothing, posters, and more. The store operates worldwide and ships products internationally. They also have a blog section where they post news and updates related to the anime and manga world.