1girl :d artist_name bangs blue_dress blue_eyes blue_footwear blue_hair blush commentary copyright_name dress eel_hat fang full_body gloves hair_between_eyes highres logo long_hair looking_at_viewer official_art open_mouth otomachi_una saitou_naoki short_sleeves skin_fang smile solo twintails very_long_hair vocaloid watch watermark white_gloves wristwatch