Lotte appears in Disgaea 4: A Promise Unforgotten as the cameo character for the spell, Omega Ice.
The Promise Ring | Promise Lands | Operation Provide Promise | Enemies of Promise | Disgaea 4: A Promise Unforgotten | The Only Promise That Remains | Promise Ring | Promise Neighborhoods | Promise | promise | Love's Enduring Promise | America's Promise | the Promise Ring | The Green Promise | Promise (film) | Promise at Dawn (novel) | Promise at Dawn | Pay without Performance: The Unfulfilled Promise of Executive Compensation | Face the Promise | Election promise | election promise | Bright Promise | Boys + Girls (The Promise Ring EP) | A Thousand Days' Promise | American Promise |
With a few notable exceptions, they are voiced by Junji Majima in Japanese releases and Grant George in the English releases from Disgaea: Hour of Darkness to Disgaea 4: A Promise Unforgotten, and by Dave Wittenberg in Trinity Universe.