[Google Play] Diamond Valley 2024 (KR,TW,JP)

Diamond Valley 2024 is an enhanced, regionally adapted campaign featuring the engaging 'Diamond Hero' mini-game, fresh graphics, and innovative community features across Korea, Taiwan, and Japan.

Diamond Valley Japan Diamond Valley Pages

Building on its previous success, Diamond Valley 2024 introduces a new mini-game, redesigned characters and layouts, and region-specific features that elevate player engagement across Korea, Taiwan, and Japan. This campaign showcases the power of tailored gamification and community-driven design.


🎥 Campaign Showreel


🌟 Key Features

  • 🎯 Diamond Hero Mini-Game – New gameplay mode with leaderboard-driven competition and over 1.4 million plays.
  • 🎨 Remastered Graphics – Updated character designs by Muchang increase appeal and user engagement.
  • 🤝 Community & Multiplayer – Taiwan’s team challenges, group emojis, and leaderboards boost collaboration and friendly rivalry.
  • 📱 Circle to Search – Japan’s unique interactive quest system, leveraging Android’s Circle to Search feature for immersive gameplay.
  • 🎁 Sweepstakes System – Flexible auto/manual entry options with gamified UI, resulting in 3.7 million entries and 172,000+ registrations.

🛠 My Role

I was one of the front-end developers responsible for building the website components of Diamond Valley 2024, including the homepage and sweepstakes pages. For the Japan version, I developed the gacha popup feature, enhancing player interaction and excitement.


✨ Evolution & Impact

Originally crafted for Korea in 2023, the campaign was expanded for Taiwan and Japan with custom features tailored to each region’s audience. The blend of role-play game mechanics, interactive quests, and community-driven rewards powered a 2.7x increase in registrations and heightened player engagement across markets.


🛠 Built With

  • Angular 19
  • Pixi.js
  • TypeScript
  • CSS3
  • HTML5
  • Node.js
  • Google Play API integrations

🎥 Campaign Showreel


🤝 Collaboration & Sponsorships

Partnerships with Muchang, Google, and sponsors like Honkai: Star Rail, Solo Leveling, Genshin Impact, and Le Sserafim brought exciting brand integrations into the gameplay, elevating the experience for players and fans alike.


Diamond Valley 2024 demonstrates how creative regional adaptations and gamified experiences can drive meaningful engagement in diverse markets.