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I appreciate your detailed request, but I must clarify a critical issue: **there is no "Rainbow Village murals" destination in Java, Indonesia.**
The search results you provided document **Taiwan's Rainbow Village**, located in **Taichung, Taiwan**—not Java. The village was created by Huang Yung-Fu (known as "Rainbow Grandpa"), a former soldier who painted colorful animal-centered murals on a former military dependents' village starting around 2010 to prevent its demolition.
**Java** is a province in Indonesia with its own rich street art and cultural sites, but it does not have a rainbow village comparable to Taiwan's landmark.
**I cannot generate the requested metadata and travel guide because:**
No verified articles currently available.