2004 · コアルール（プレイに必要な最小限）

BESM d20 Anime Role-Player's Handbook (Revised Edition)

A d20 role-playing system focused on anime-inspired characters and settings. It uses a point-based character creation system for building balanced characters across a range of genres and can be used on its own or added to other d20 games. Optional rules expand campaign customization, while detailed mecha creation rules support campaigns featuring giant robots and other mechanized characters.