Nano Banana Pro Prompt #3118

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Solid white background (#ffffff).
Write the text "{argument name="text to write" default="謹賀新年"}" in solid black (#000000) vertically in the center (single line, no line breaks).
・The font should be a powerful brushstroke style, skillfully reproducing Japanese calligraphy and ink expressions.
・Dynamic and powerful, expressing the momentum of ink splatters.
・There should be a contrast between stillness and movement, with all lines fluidly expressing the trajectory of the brushstrokes.
・A design of extremely high quality and artistic merit, written by a master calligrapher.
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