# GPT Image Hub prompt

## 函館極簡黑白線稿旅行海報
- URL: https://www.gptimagehub.com/zh-TW/library/minimalist-hakodate-line-art-travel-poster
- Generator URL: https://www.gptimagehub.com/zh-TW/generate?promptId=oss-ym-g2-19727
- Markdown URL: https://www.gptimagehub.com/api/agent/markdown?path=%2Fzh-TW%2Flibrary%2Fminimalist-hakodate-line-art-travel-poster
- Category: 海報與插畫
- Model: gpt-image-2
- Aspect ratio: 3:4
- Style: illustration
- Tags: 旅行海報, 線稿, 函館, 極簡, 復古, 日本, 水墨畫
- Updated: 2026-10-27T03:46:28.098Z
- Created: 2026-10-27T03:46:28.098Z

生成以函館街景與函館山為背景的復古黑白日本觀光海報。可透過括號內的參數自訂城市名稱、招牌文字與地標。

### Full prompt
```text
{"type":"復古簡約旅行海報","format":"豎版海報","style":"暖象牙白紙張上的利落黑墨線稿、建築版畫風格、精準細緻輪廓、除深黑褐色字型外無額外色彩、高細節城市透視、懷舊日本觀光海報美學","main_text":{"top_headline":"[HAKODATE]","subtitle":"[北海道 函館市]","bottom_country":"[JAPAN]","bottom_region":"[日本・北海道]","footer_line":"MINIMALIST LINE ART | TRAVEL POSTER SERIES | 函館市観光 | EST. 1854"},"scene":{"location":"日本北海道函館","view":"正面一點透視，沿寬闊城市街道望向遠處的山巒與中央觀光塔","background_landmark":"城市後方以等高線勾勒的函館山，前方中央立有一座高聳的觀光塔","street":"中央延伸的有軌電車軌道，兩側縱橫交錯的架空電線，密集的沿街商鋪中層建築及縱向日文招牌","vehicles":{"count":7,"items":["前景軌道中央的一輛復古有軌電車","左側車道上的兩輛汽車","右側車道上的三輛汽車","中央遠處的一輛微小汽車"]},"bicycles":{"count":3,"items":["左下角騎行的一輛腳踏車","中下部橫過馬路的一輛腳踏車","左下街沿附近的一輛腳踏車"]},"pedestrians":{"count":18,"description":"人行道和斑馬線上行走的微型人物簡筆，部分攜帶提包或撐傘"},"major_visible_signs":{"count":8,"labels":["函館函館朝市店","ラッキー・ピエロ","十字街 距離山3km","金森赤レンガ倉庫","市芸術 市芸術","協會停留所","函館","MINIMALIST LINE ART | TRAVEL POSTER SERIES | 函館市観光 | EST. 1854"]}},"composition":{"top":"佔據上方四分之一的粗體緊湊無襯線HAKODATE大標題","middle":"大標題下方居中的日文副標題，隨後是精細線稿城市插畫","bottom":"粗體JAPAN標識、日文地區行以及小號頁尾文字","mood":"整齊、優雅、觀光風、復古現代","paper_texture":"微質感復古奶油色紙質背景"},"instructions":"生成一張構圖清晰、排版嚴謹的黑白插畫海報，具有平衡的留白和高度精細的建築線稿。保持所有文字居中清晰，城市插畫在標題下方對稱展開。"}
```