Yenra Len and Kaito from Vocaloid Vocaloid Fans Unite!: The image features two women dressed in costumes inspired by Len and Kaito from the Vocaloid series. The woman on the left wears a white sleeveless dress with red accents and a gold border, while the woman on the right sports a black outfit adorned with blue flowers. Both individuals have short hair styled in a similar manner to their respective characters. Notably, the woman on the right holds an electric guitar, adding a touch of authenticity to her Kaito-inspired costume. The background of the image is dominated by lush greenery, suggesting that it was taken at an outdoor event or convention. Overall, the image exudes a sense of creativity and fandom, as fans of Vocaloid come together to celebrate their shared passion for music and anime.