Research Notes on History Games, Learning Design, and Deck-Builders

Essays on Inga Chronicle, Japanese history games, learning-through-play, deck-building design, and gamification.

English full articles: The first three articles below are available in English for Steam players and international readers. Older entries remain linked to their Japanese originals with English summaries.
Inga Chronicle

Why Inga Chronicle Turns History into Combos

A design note on why historical cause and effect becomes the core combo system, not just background flavor.

Deckbuilding

What Makes Historical Causality Work as Deckbuilding Strategy

How causality creates routes, constraints, payoffs, and readable choices inside a deckbuilding roguelike.

Beginner Guide

How to Play the Inga Chronicle Demo

A first-run guide for PC demo players: hero choice, route building, cause-and-effect combos, and common mistakes.

Game Design

Deck-Builder Market Analysis: What Steam Data Tells Us

A data-driven look at the deck-building game market on Steam. Review counts, ratings, and what the numbers mean for indie developers.

Game Design

How Slay the Spire Redefined the Deck-Builder Genre

Breaking down the design innovations that made Slay the Spire a genre-defining title and what other developers can learn from it.

Game Design

The Cognitive Science Behind Deck-Building Games

Why deck-builders are inherently good at teaching. Exploring the cognitive science of learning through card mechanics.

Game Design

The Lineage of Deck-Building Games: From Dominion to Today

Tracing the evolution of deck-building mechanics from board games to digital roguelikes.

Game Design

Board vs. Digital: How Deck-Building Translates Across Formats

Comparing deck-building mechanics in physical board games versus digital implementations. What changes, and what stays the same?

Game Design

The Philosophy of "Broken" Combos in Game Design

When overpowered combos are a feature, not a bug. Why intentionally powerful synergies can make games more fun.

Research

Gamification Meta-Analysis: What Actually Works?

Reviewing academic meta-analyses on gamification effectiveness. Separating hype from evidence.

Research

Duolingo and Kahoot: Gamification in Practice

How two of the most successful edtech products use gamification. Lessons and limitations.

Research

Game Mechanics as Academic Law: When Rules Model Reality

Exploring how game mechanics can encode real-world principles, making abstract knowledge tangible through play.

Research

EdTech and Gamification in Japan: Current Landscape

An overview of gamification adoption in Japanese education technology, from schools to consumer apps.

Research

Minecraft Education and Inquiry-Based Learning

How Minecraft Education Edition enables inquiry-based learning, and what it reveals about games as educational tools.