Last Ranker - Capcom / Imageepoch (2010). A JP-only PSP RPG where you must battle to raise your hero's battle rank. Art by Tatsuya Yoshikawa (Breath of Fire), music by
Yoko Shimomura (Kingdom Hearts), and a script by Kazushige Nojima (Final Fantasy)
Ys Origin - Falcom (2006). A prequel detailing the history of the floating continent of Ys. A stellar action-RPG, due out in a few days for the Switch.
Dragon Quest IV (DS ver) - Enix / Artepiazza (2007). Based on the PS1 remake, this entry has chapters focusing on different parties, until they all join together.
Sakura Taisen V: So Long My Love - Sega (2005). Until the recent PS4 soft reboot, the only game in the series to see release in English, taking place in New York City.