Here are the ones that were released in Japan. I believe I got them all but may be missing one or two

Translated so far
Wizardry Gaiden 1: Suffering of the Queen (1991) – Game Boy
Wizardry Gaiden 2: Curse of the Ancient Emperor (1992) – Game Boy
Wizardry Gaiden 3: Scripture of the Dark (1993) – Game Boy
Wizardry Empire (Game Boy)
Untranslated...
Wizardry Gaiden 4: Throb of the Demon's Heart (1996) – SNES
Wizardry: Dimguil (2000) – PlayStation
Wizardry Empire (2000) – PlayStation
Wizardry Empire: Staff of Ressurection
Wizardry Empire II: Fukkatsu no Tsue (2002) – PlayStation
Wizardry Empire III (2003) – PlayStation 2
Wizardry Chronicle – Microsoft Windows
Wizardry Summoner (2001, published by Natsume) – Game Boy Advance
Busin: Wizardry Alternative (Wizardry: Tale of the Forsaken Land in North America) (2001) – PlayStation 2
Busin 0: Wizardry Alternative Neo – PlayStation 2
Wizardry Traditional – cell phone
Wizardry Traditional 2 – cell phone
Wizardry Xth Academy of Frontier (2005) – PlayStation 2
Wizardry Asterisk: Hiiro no Fūin (2005) – Nintendo DS
Wizardry Gaiden: Prisoners of the Battles (2005) – PlayStation 2
Wizardry Summoner (2005) – PlayStation 2
Wizardry Xth2 UNLIMITED STUDENT (2006) – PlayStation 2
Wizardry Empire III: Haō no Keifu (2007) – PSP
Wizardry Torawareshi Tamashii no Meikyū (Wizardry: Labyrinth of Lost Souls) (2009) – PSN
Wizardry Seimei no Kusabi (Wizardry: Wedge of Life) (2009) – DS
Wizardry Bōkyaku no Isan (2010) – DS
Wizardry: Torawareshi Bourei no Machi (2011) – PSN
Wizardry: Prisoners of the Lost City (2011) – PSN
Wizardry: Five Ordeals