“花火”是使用 FontVibe AI 创作的日本水墨毛笔文字效果。把日本书道的水墨毛笔笔法用到拉丁字母上。浓黑的墨汁配上地道的毛笔笔势、单向可控的运笔，还有和纸的质感。做日料店品牌、纹身设计、动漫、武道和文化类项目都特别合适。

Japanese ink brush aesthetic — the visual language of sumi calligraphy on washi paper. INK MEDIUM: sumi pigment in deep black to charcoal range — richest density at mark centers, naturally transitioning outward as ink supply depletes. Fully matte, absorbed into paper surface, producing a tonal range from dense opaque black to transparent grey depending on dilution and brush load. PAPER SURFACE: natural washi — warm cream-white base with visible paper fiber structure giving slight texture. The absorbent surface creates the characteristic soft border quality of East Asian brush work at all mark edges. LIGHT ATMOSPHERE: soft diffuse north-facing studio light — the traditional calligrapher's light source. Even, shadowless, allowing the full tonal range of ink marks to read clearly. Warm cream paper tone contrasts against deep sumi black. AESTHETIC REGISTER: the ma principle — the space between and around marks is as considered as the marks themselves. Compositions have breathing room and deliberate quietness. When no specific material is defined by the font: default environment — deep sumi black marks on warm cream washi paper, soft diffuse overhead light, meditative studio atmosphere. Japanese sumi calligraphy rendering of the exact text "花火" on warm cream-white handmade washi paper, with pronounced long paper fibers, faint deckled grain, and absorbent surface texture. Deep black sumi pigment pools at the forceful beginnings of the marks, then shifts through charcoal, smoke gray, and translucent dry-brush streaks as each stroke releases. Dense wet ink edges feather softly into the paper fibers; several rapid pull-away tails leave broken bristle lines and tiny restrained ink flecks. The character energy evokes a firework burst through radiating brush momentum, while preserving generous unmarked paper and the ma principle. A barely visible circular pale-gray ink wash sits behind the brushwork like dissipating smoke, kept thin and irregular. One small square vermilion artist seal is pressed in an open area, its pigment slightly uneven and matte. Soft diffuse north-facing studio light, no cast shadows, full visibility of ink gradation and natural washi texture, flat archival paper artwork, no decorative frame, no metallic effects, no digital gloss.