ภาพหลักสำหรับแฟนอีคอมเมิร์ซชาวญี่ปุ่น

{"type":"e-commerce product main image mockup","style":"clean Japanese marketplace listing visual, minimal, bright, commercial studio composite","background":{"color":"#FFFFFF"},"product":{"category":"small USB rechargeable fan","design":"compact portable desk fan with circular grille, rose-gold accent ring at the center and side knob, flat base clip stand, usable as tabletop, clip-on, or hanging fan, head tilts and rotates vertically","main_color":"{argument name="main product color" default="white"}","variant_count":4,"variants":["white","navy","pink","black"]},"layout":{"canvas":"square composition with wide white negative space","sections":[{"title":"top-right color lineup","position":"upper right","count":4,"labels":["white","navy","pink","black"],"description":"four small product renders arranged in a 2 by 2 grid"},{"title":"instruction text block","position":"upper middle-right","count":6,"labels":["Amazon商品メイン画像","白背景（#FFFFFF）","台置き・クリップ・吊り下げの3WAY対応USB充電式小型扇風機、上下360度回転可能","中央にホワイトカラーを大きく配置","周囲にネイビー、ピンク、ブラックを小さく配置","4色カラーバリエーション表示"],"description":"rounded light gray note box with six lines of Japanese text"},{"title":"main product card","position":"bottom left","count":9,"labels":["台置き・クリップ","吊り下げ","上下360°回転","3WAY対応","USB充電式","小型扇風機","4","COLOR","white navy pink black"],"description":"large rounded rectangle product feature card with hero product and feature icons"}],"centerpiece":"oversized {argument name="main product color" default="white"} fan placed prominently inside the bottom product card, angled slightly to the right with soft shadow"},"feature_icons":{"count":3,"items":[{"label":"台置き・クリップ","description":"small circular inset showing the fan clipped to a wooden desk edge"},{"label":"吊り下げ","description":"small circular inset showing the fan hanging from above"},{"label":"上下360°回転","description":"small circular inset with a curved 360-degree arrow around the fan"}]},"text":{"headline":"{argument name="headline text" default="Supports 3 methods"}","subheadline":"{argument name="subheadline text" default="USB charging"}","product_label":"{argument name="product label" default="Small fan"}","color_count":"4 COLOR"},"visual_details":{"materials":"matte plastic body with subtle metallic rose-gold accents","lighting":"soft high-key studio lighting, gentle gray shadows, crisp product cutout look","graphics":"teal accent labels and badges, thin gray borders, clean Japanese marketplace typography","composition_notes":"show the white fan largest in the center, with navy at lower left, pink at upper right, and black at lower right inside the product card; keep overall layout airy and premium"}}