Home / Color Changing Coffee Mugs / Japan and Korea (1945) (Map) Color Changing Mug 11oz
  • Japan and Korea (1945) (Map) Color Changing Mug 11oz Default Title 11oz - Go Mug Yourself
  • Japan and Korea (1945) (Map) Color Changing Mug 11oz - Go Mug Yourself
  • Japan and Korea (1945) (Map) Color Changing Mug 11oz - Go Mug Yourself
  • Japan and Korea (1945) (Map) Color Changing Mug 11oz - Go Mug Yourself
  • Japan and Korea (1945) (Map) Color Changing Mug 11oz - Go Mug Yourself
  • Japan and Korea (1945) (Map) Color Changing Mug 11oz - Go Mug Yourself
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Japan and Korea (1945) (Map) Color Changing Mug 11oz

Japan and Korea (1945) (Map) Color Changing Mug 11oz

100 in stock

$17.99 USD
$17.99 USD
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Japan and Korea (1945) - Color Morphing Mug Design

This design is a cartographic view of Japan and the Korean peninsula as they were mapped in 1945, a year that closed one chapter of East Asian history and opened another.

Visual Elements & Composition

The map centres on the Japanese archipelago and the long peninsula that runs down from the Asian mainland. The land masses sit against open sea, so the coastlines and the narrow strait between the two regions do most of the visual work. Place names and boundary lines give the piece its sense of authority, and the layout keeps the eye moving from the islands across the water to the peninsula.

Meaning & Symbolism

A map dated 1945 carries its moment within it. That year saw the end of the Second World War in the Pacific and the end of Japanese colonial rule over Korea, so the cartography records a region on the threshold of major political change. Maps like this were drawn to inform readers about territory, borders and distance, and here the act of charting the region becomes a record of how the countries were understood at a turning point.

Designed for a Mug You Turn in Your Hands

A map suits a mug well because it reads as you rotate the cup, one region sliding into view and then the next. The design wraps the full circumference, so the coastlines continue around the curve rather than stopping at a single frame. As the mug warms, the map emerges from its faint cold outline and sharpens into view, the way a chart comes clear once you are close enough to read it. Give it to someone who likes history with a little theatre to it, and let the cup do the reveal.

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Color-changing ceramic mugs with a glossy finish, black exterior, and white interior. Available in one size: 11 oz (≈330 ml). Heat-reactive coating reveals your custom design when filled with hot liquid. BPA- and lead-free, with a comfortable C-handle.

This mug brings a playful twist to the daily coffee or tea ritual. At room temperature, it looks like a simple black mug with a glossy finish. But add a hot beverage, and your chosen design fades into view, showing vivid colors against the white interior.

The ceramic body is durable enough for repeated use, while the C-shaped handle balances comfort and grip. Printing uses sublimation techniques that fuse color into the heat-reactive surface for crisp results when the design appears.

  • Material: ceramic with glossy black exterior and white interior.
  • Size: one standard size, 11 oz (≈330 ml).
  • Finish: glossy glaze with heat-sensitive surface.
  • Printing: sublimation process produces crisp, vibrant colors.
  • Safety: BPA-free and lead-free, suitable for everyday drinks.
  • Effect: design is faintly visible when cold, fully revealed when hot.

Perfect as a novelty gift or a fun personal mug, the heat-reactive design makes coffee breaks more engaging. It works well for morning coffee, afternoon tea, or hot chocolate.

  1. Daily routine: fill with any hot beverage to reveal your chosen artwork.
  2. Gifting: the “magic” reveal makes it a memorable present for birthdays, holidays, or office exchanges.
  3. Office use: sparks conversation while still being practical for everyday drinks.

Note: for best results, avoid designs that rely heavily on deep black backgrounds, as they may blend with the mug’s surface when cold.

Unlike standard mugs, color-changing mugs require gentler care to preserve the heat-reactive coating. Hand-wash only — avoid the dishwasher and abrasive scrubbers, which can damage the finish and reduce the effect.

The mug is safe for short microwave use when heating liquids, but repeated high-heat cycles may shorten the lifespan of the coating. Always allow the mug to cool before washing.

Available in one classic size: 11 oz (approximately 330 ml). It’s large enough for most standard coffee makers and fits comfortably in most cabinets.

Size guide

All measurements are product dimensions in inches.

11 oz
Height (in) 3.78
Diameter (in) 3.23
Diameter w/ handle (in) 4.76

Note: measurements are approximate; slight variations may occur due to manufacturing tolerances.