---
title: "延岡城アプリ — App Overview"
url: https://marlvel.ai/apps/app--748
category: Education
developer: Gugenka Inc.
platforms: ios, android
rating: N/A (0 ratings)
pricing: free
report_level: overview
generated: 2026-05-05
last_verified: "2026-05-05T20:30:53.969Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** The app leverages immersive technology and gamification to transform a physical historical site into an interactive educational experience.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Education |
| Rating | N/A ★ (0) |
| Pricing | free |
| Platforms | iOS, Android |
| Latest Version (iOS) | 1.0.0 |
| Latest Version (Android) | 1.0.3 |
| Developer | Gugenka Inc. |

<!-- SECTION: Summary -->
## What is 延岡城アプリ?

延岡城アプリ is a location-based tourism tool for Nobeoka Castle Ruins Park that integrates AR and VR technologies to visualize historical structures. It enhances visitor engagement through gamified exploration, AI-driven character guides, and educational content about the site's history.

<!-- SECTION: Key Features -->
## Key Features

- **AR/VR Restoration**: Users can view historical buildings overlaid on current scenery via AR or explore virtual reconstructions of the castle grounds.
- **AI Guide**: Interactive characters 'Noboru-kun' and 'Chiki-nan Bancho' answer user questions regarding the castle and local tourism.
- **Mystery Solving Game**: A location-based scavenger hunt that encourages park exploration to collect historical family crests.
- **Educational Content**: Includes a historical timeline, a detailed site map, and the 'Shiroyama Kentei' quiz to test knowledge of the castle.

<!-- SECTION: Target Audience -->
## Who is it for?

Tourists and history enthusiasts visiting the Nobeoka Castle Ruins Park.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/%E5%BB%B6%E5%B2%A1%E5%9F%8E%E3%82%A2%E3%83%97%E3%83%AA/id1343680584?uo=4)
- [Google Play](https://play.google.com/store/apps/details?id=com.csreporters.nobeoka&hl=en&gl=us)
- [Full Intelligence Report](https://marlvel.ai/apps/app--748)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/apps/app--748).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*