Retro Japanese Modernist Six-Panel Collage

Vertical 2-column by 3-row collage of exactly six separate illustration panels, unified in [retro Japanese modernist poster illustration with anime influence] style, featuring [six unrelated retro Japanese poster scenes]. Composition & Layout: Tall portrait 2:3 ratio canvas. Thin white gutters separate the panels, framed by a narrow white outer border. Exactly six panels arranged in two columns and three rows. Panel Details: 1. Top-left: Geometric night scene with an angular, origami-like orange kangaroo-like animal standing upright beside a gray koala-like animal, cream full moon in the upper left, star dots, and a grid of orange, beige, black, and gray rectangles. 2. Top-right: Gothic anime-style girl with long pale hair seated on stone steps before ruined cathedral arches, featuring black, gray, lavender, and hot magenta accents, with one visible red eye. 3. Middle-left: Reclining elegant long-haired figure in black garments holding a circular fan near their face, framed by red and black geometric circles, grids, and cream negative space. 4. Middle-right: Close-up portrait of a pale bob-haired girl with straight black bangs, red eyes, subtle vertical red face markings, set against an abstract geometric backdrop of black, white, and red shapes. 5. Bottom-left: Minimalist urban scene of a figure in a long gray coat walking a low, stretching orange-and-white corgi on a leash, amid sharp architectural geometry, cream walls, stairs, and red circles. 6. Bottom-right: Back-view portrait of a traditional Japanese woman in a patterned kimono looking toward pagoda rooftops and a lantern beneath a bright blue sky with cream clouds and bold architectural silhouettes. Style & Color Palette: Flat geometric shapes, hard-edged composition, subtle paper grain, and screenprint ink texture. Color palette consists of [cream, black, vermilion red, burnt orange, charcoal gray, navy blue]. Atmosphere is [stylish, mysterious, nostalgic, graphic], suitable for [a social media showcase of varied outputs from one consistent style prompt]. Constraints: Exactly 6 panels in a 2x3 grid, no text, no logos, no photorealism.