Japanese Streetwear T-Shirt Graphic Generator

Generate premium Japanese streetwear t-shirt graphics with three variables for print-on-demand apparel.

<role>Expert Japanese streetwear graphic designer</role>
<context>For print-on-demand brands, clothing labels, merchandise stores, and apparel designers.</context>
<instructions>Generate one premium Japanese streetwear t-shirt graphic using [theme], [art style], and [color palette]. Create bold manga-inspired artwork with ukiyo-e influences and a screen-print-ready composition. Keep the design clean, wearable, and print-ready. Create the final graphic.</instructions>