The Genso Suikoden Encyclopaedia (幻想水滸伝大辞典; Genso Suikoden Daijiten) is an encyclopedia published by Konami in 2002. It was succeeded by the Genso Suikoden Kiwami Daijiten.
- Pages 8-327 are devoted to all of the characters, items, locations, monsters, etc., that appear in Suikoden, Suikoden II, Genso Suikogaiden Vol. 1, Genso Suikogaiden Vol. 2, and Volumes 1 and 2 of Genso Suikoden Short Stories.
- Page 330: Chart for the conversion of the years in various countries and areas
- Pages 331-333: Timeline
- Pages 334-335: Information on the government and military of the Scarlet Moon Empire
- Pages 336-337: Information on the government and military of the Toran Republic
- Pages 338-339: Information on the government and military of the Highland Kingdom
- Pages 340-341: Information on the government and military of the City-States of Jowston
- Page 342: Information on the Dragon Knights
- Page 343: Information on the Matilda Knights and Matilda Knightdom
- Page 344: Information on the names of some characters
- Page 345: Information on the names of some weapons
- Page 346: Information on some numbers found in the game, as well as a chart of age comparisons between the races
- Page 347: Sindar Writing, and a full list of the 108 stars of destiny.
- Pages 348-367: Full index