| Αρριανος, Omuta Akira tr.,Αλεξανδρου Αναβασις, Iwanami-bunko 2001. | about Drachma. |
| Shiono Nanami, Res Gestae Populi Romani, Shincho-sha, 1992-. | about Assay. |
| Mori Masao tr., The Tails of Nasreddin Hoca, Toyo-bunko, 1965. | about Lira (in Anadolu of 13C.). |
| Tietze, Andreas, Mustafa Ali's Counsel for sultans of 1581, Wien 1979-82. | about Akce. |
| Shiono Nanami, Storia della Repubrica di Venezia, Chuko-bunko, 1989. | about Ducat. |
| Fernand Braudel, Hamana Yumi tr., La Mediterranee, Fujiwara-shobo, 1991-1995. | about Ducat, Livre, Escudo, Krone. |
| J. シャルダン 岡田直次訳 『ペルシア見聞記』 東洋文庫 1997. | about Livre, Shahi. |
| Cthuluhu by Gaslight, Hobby Japan. | about Pound, Franc, Lira, Peseta, Mark, Florin, Ruble, Krona (all in 1890's). |
| Call of Cthulhu, Hobby Japan. | about Dollar (in 1920's). |
| Sandy Petersen & Lynn Willis, Nakayama Teiko tr., Call of Cthulhu, Rivision, Hobby Japan, 1993. | about Dollar (in 1890's and 1920's), Yen (in Taisho Era). |
| スティーブ・ジャンクソン 佐脇洋平ほか訳 『ガープス・ベーシック』 角川スニーカー文庫 1993. | about Dollar (in the GURPS). |
| Stormbriger, Hobby Japan. | about LB. |
| Games Workshop Design Studio ed., Egawa Akira tr., Warhammer, Shakaishiso-sha, 1991. | about Shilling (in the Warhammer). |
| A. Scott, Sawaki Yohei & Kiyomatsu Miyuki tr., Maelstorm, Shakaishiso-sha, 1988. | about Penny (in the Maelstorm). |
| Dungeons & Dragons. | about gp. |
| K. S. Andre, Kiyomatsu Miyuki tr., Tunnels & Trolls, Shakaishiso-sha, 1987. | about Gold. |
| Hyper Tunnels & Trolls. | about 銀貨 (in the Hyper Tunnels & Trolls). |
| 『ブルーフォレスト物語』. | about 銀貨 (in the Blueforest). |
| Sword World. | about ガメル. |
| Record of Rhodes Wars - Companion | about GP. |
| Murakwa Shinobu ed., Cthulhu World Tour, Hobby Japan, 1990. | about ジャール. |
| Hydlide 3, T&E soft. | about ＄. |
| Rune Worth, T&E soft. | about Cz. |
Extremum Tabulam "Annotatio Rationis"