The game primarily makes use of Vocaloids, a series of singing synthesizer software, and the songs created using these Vocaloids most notably the virtual-diva Vocaloid Hatsune Miku. The game is the first video game to utilize the Vocaloid software developed by the Yamaha Corporation.
The first Secretary of State of the Republic of Texas, Stephen F. Austin, was appointed by Texas President Sam Houston in 1836. Since then, Texas became a state of the United States in 1845 and there have been 109 Secretaries of State.
In the political tradition of the early 19th century, Adams as Secretary of State was considered the political heir to the Presidency. But the old ways of choosing a President were giving way in 1824 before the clamor for a popular choice.