Sources
edit- ja:グレイテストナインシリーズ
- https://segaretro.org/Kanzen_Chuukei_Pro_Yakyuu_Greatest_Nine
- https://segaretro.org/Greatest_Nine_%2796
- https://archive.org/details/Gamefan_Vol_3_Issue_08/page/n83/mode/2up
- https://segaretro.org/Pro_Yakyuu_Greatest_Nine_97
- https://segaretro.org/Pro_Yakyuu_Greatest_Nine_97_Make_Miracle
- https://segaretro.org/Pro_Yakyuu_Greatest_Nine_98
- https://segaretro.org/Pro_Yakyuu_Greatest_Nine_98_Summer_Action
- https://segaretro.org/Baseball_Advance