Game Content Production

We propose innovative gameplay that no one has ever seen before, with new ideas that transcend existing platforms and genre boundaries.

Released in July 2007 (*1). The world's first game to provide the revolutionary "card synthesis & card gacha" model that transformed mobile gaming history.

• •Card Collection System: Players collect cards through battles and gacha
• •Card Synthesis Feature: Combine multiple cards to create more powerful rare cards
• •Gacha Mechanism: Pioneer of randomized monetization systems
• •Social Elements: PvP battles and cooperative gameplay

This game model was later adopted by many companies and became a social phenomenon that changed the law (*2).

• •Industry Influence: Numerous game companies worldwide adopted this model
• •Market Expansion: Contributed to rapid growth of the mobile gaming market
• •Regulatory Development: Led to regulations for healthy industry development

• •Service Members: Over 700,000 registered users
• •Revenue Model: Successful F2P (Free-to-Play) + item purchase model
• •Operation Period: Achieved long-term stable operation
• •Industry Recognition: Influenced many game developers

• •Server Technology: Infrastructure supporting large-scale concurrent connections
• •Database Design: Efficient management of vast card data and user information
• •Security: Anti-cheat measures and fair play environment maintenance
• •Updates: Regular new card additions and event hosting

In 2021, Gizin Inc. released a revival version, maintaining the original's appeal while optimizing for modern smartphones.

• •Improved Graphics: High-resolution display support
• •UI/UX Enhancement: Usability aligned with modern standards
• •Balance Adjustments: Game balance refined through years of operational experience
• •New Elements: Features to engage new players

*1 The original distributor in 2007 was K sound design Inc.

*2 On July 1, 2012, new operational standards targeting 'card matching' activities were enforced. This led to 'complete gacha' being considered by the Consumer Affairs Agency as a lottery equivalent to 'card matching,' potentially violating the Act against Unjustifiable Premiums and Misleading Representations.

• •The screenshots are from the revival version distributed by Gizin Inc. in 2021.