# GPT Image Hub prompt

## 日本河畔夏日花火大会海报
- URL: https://www.gptimagehub.com/zh-CN/library/japanese-riverbank-fireworks-festival-poster
- Generator URL: https://www.gptimagehub.com/zh-CN/generate?promptId=oss-ym-g2-14249
- Markdown URL: https://www.gptimagehub.com/api/agent/markdown?path=%2Fzh-CN%2Flibrary%2Fjapanese-riverbank-fireworks-festival-poster
- Category: 海报与插画
- Model: gpt-image-2
- Aspect ratio: 3:4
- Style: retro
- Tags: 烟花, 节日, 海报, 日本, 夏日, 花火大会, 平面设计
- Updated: 2026-10-26T23:21:38.098Z
- Created: 2026-10-26T23:21:38.098Z

生成一张细节丰富的日本夏日花火大会海报，展现河畔烟花盛景与规范的版式排版。可根据需要替换方括号内的活动名称、日期与场馆信息。

### Full prompt
```text
{
  "type": "活动海报",
  "theme": "日本夏日花火大会",
  "visuals": {
    "background": "夜空中绽放的巨幅绚丽烟花，呈现金、粉、蓝、紫等丰富色彩",
    "midground": "倒映着璀璨烟花的河面、远山剪影、被灯光点亮的拱桥以及沿岸温暖的城市灯火",
    "foreground": "坐在草质河畔的观众剪影，有人身穿传统浴衣，右侧悬挂的暖光灯笼投下柔和光芒"
  },
  "typography_and_layout": {
    "top_left": {
      "catchphrase": "[夏の夜、想いが咲く。]",
      "title": "[碧川市 清流花火大会]",
      "subtitle": "—— 碧き流れに、光の華ひらく ——"
    },
    "mid_left": {
      "date_time": "[2026 8.15] (土) 19:30〜20:30 (予定)",
      "venue": "会場：[碧川（あおがわせ）河畔 清流大橋周辺]"
    },
    "bottom_left_box": {
      "style": "复古装饰边框",
      "content": "[約10,000発 音楽とシンクロする 華やかな花火] 尺玉・スターマイン 水中花火 ほか"
    },
    "footer": {
      "style": "底部深蓝色横幅",
      "section_count": 3,
      "sections": [
        {
          "icon": "火车",
          "title": "アクセス",
          "details": "步行路线与接驳巴士信息"
        },
        {
          "icon": "灯笼",
          "title": "観覧のお願い",
          "details": "垃圾清理、席位礼仪和严禁无人机3点须知"
        },
        {
          "element": "二维码",
          "text": "最新情報は公式サイトでご確認ください"
        }
      ],
      "bottom_edge": "主办方及联系电话等相关信息"
    }
  }
}
```