Question: Arianrhod RPG is a Japanese fantasy role-playing game released in 2004, at present, Arianrhod RPG is one of the most popular traditional RPG in Japan like as Sword World 2.0, and Alshard, a Japanese role-playing game designed by Jun'ichi Inoue, and which organization?
Sentence (from "Alshard"): Alshard's game system is named Standard RPG System (SRS for short) and is used in other games such as Tenra War and Kaze no Stigma RPG and so on.
Relevant evidence: No