Japanese Summer Festival Poster

{ "type": "Japanese summer festival poster", "format": "vertical event flyer, print-ready, dramatic high-contrast illustration", "overall_style": "luxurious traditional Japanese festival design with navy-black night sky, metallic gold ink splashes, bold sumi-e brush calligraphy, warm red lantern glow, fireworks, ornate wave and hemp-leaf patterns, cinematic poster lighting", "color_palette": "deep indigo and black background, antique parchment gold full moon, bright red-orange lanterns, white and gold typography, small red accent marks", "main_visual": { "centerpiece": "huge glowing cream-gold full moon with rough circular brush texture and scattered gold paint flecks", "primary_calligraphy": "one enormous black kanji character '祭' painted across the moon in aggressive dry-brush strokes, with ink splatter and slight red shadow accents", "event_title": "large handwritten black brush script under the moon reading {argument name=\"festival name\" default=\"みなと夏祭り\"}", "seal": "small red square hanko seal near the title" }, "background": { "sky": "dark indigo night sky filled with gold speckles and ink-like texture", "fireworks_count": 5, "fireworks": [ "very large red and gold burst in the upper left", "medium gold and magenta burst near the upper center-right", "large yellow and purple burst in the upper right", "small orange burst at mid-right", "small partial gold burst near the far upper-right edge" ], "decorative_patterns": "thin gold Japanese seigaiha wave patterns on the left edge and bottom-left corner, plus geometric asanoha lattice pattern on the right border" }, "right_date_panel": { "position": "vertical dark navy strip along the right side with thin gold divider lines", "date_text": "vertical white Japanese text reading {argument name=\"date text\" default=\"令和8年 8月15日(土)・16日(日)\"}", "date_elements_count": 2, "date_elements": ["8月15日(土)", "16日(日)"] }, "lower_information_block": { "position": "lower left, three horizontal rows divided by thin gold rules", "row_count": 3, "rows": [ { "icon": "gold plum blossom", "label": "時間", "text": "{argument name=\"time text\" default=\"午後5時〜午後9時\"}" }, { "icon": "gold plum blossom", "label": "会場", "text": "{argument name=\"venue text\" default=\"港町中央公園 特設会場\"}" }, { "icon": "gold plum blossom", "label": "内容", "text": "{argument name=\"program text\" default=\"盆踊り・屋台・打ち上げ花火(20時〜)\"}" } ], "typography": "clean white Mincho-style Japanese type with bold labels and slightly smaller details" }, "lantern_scene": { "position": "lower right foreground on a diagonal festival rope", "lantern_count": 5, "lanterns": [ "small partially visible red lantern near lower center", "small red lantern left of center-right", "medium red lantern center-right", "large red lantern right-center", "largest red lantern at far right edge" ], "details": "each lantern glows orange-red, has black top and bottom caps, black mitsudomoe crest, and gold-red wave pattern near the bottom; dark silhouettes of festival stalls and tiny warm lights behind them" }, "footer": { "text": "small centered white organizer line reading 主催：港町夏祭り実行委員会", "gold_brush_stroke": "diagonal gold paint slash near the bottom edge" }, "composition": "large calligraphy and moon dominate the center, date information balanced on the right vertical strip, event details anchored lower left, lanterns add depth and warmth at the lower right; preserve generous dark negative space and premium festival atmosphere", "rendering_instructions": "make the Japanese text crisp and legible, use realistic ink texture for calligraphy, metallic gold splatter, soft moon glow, vivid fireworks, no people, no modern logos, no photographic realism; designed as a polished promotional poster for a summer festival" }