【D: 仕様】では､ゲームを良くするメカニズム､企画より細かい実装の話をしています｡ 【企画･ゲーム設計】より踏み込んでいます｡
In Category D: Design Specifics, I talk in-depth about systems and mechanics used in games. There's some occasional crossover with the Planning & Game Design category, but I tend to examine the topics here in greater detail.
