at first sight〜わかむらP feat.初音ミク〜の高価買取価格

It seems like you're referencing a Blu-ray compilation titled "4582290384382 at first sight〜Best Selection of わかむらP feat. 初音ミク〜." This appears to be a collection of works featuring the Vocaloid character Hatsune Miku, created by the producer known as わかむらP (Wakamura-P). This kind of compilation typically showcases popular songs, music videos, and possibly live performances associated with the artist and Hatsune Miku.
If you are looking for more information about the Blu-ray, such as track listings, special features, or where to purchase it, please provide more details or clarify your request!