Promo Image Maker Studioは、開発者がUnity内で直接プロモーション画像を作成できるように設計されたUnityエディター用ユーティリティツールです。 Promo Image Maker Studio is a Unity Editor utility tool designed to help developers create promotional images directly inside Unity. It can generate store covers, thumbnails, icons, YouTube thumbnails, social previews, and custom-size promo images from a source image or captured Camera View. Features include multi-size export, live preview, custom text, font selection, text shadow, text outline, dark overlay, image overlay, layout presets, per-size text position adjustment, preset templates, and Ctrl+Z undo support. This tool is useful for Asset Store publishers, indie developers, tool creators, and anyone who needs to prepare clean marketing images without constantly switching to external design software. Exported images are saved as PNG files under: Assets/PromoImages Unity Render Mode：Built-In，URP，HDRP